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Company Name: Tellurian Inc.

CIK: 61398

Phone: None

Fiscal Year End: None

Entity Type:

SIC: -

Category Type:

Entity Name: None

First Filing Date: 2011-11-14

Last Filing Date: 2024-08-08

SEC Filings

Start	End	Frame	Filed	ACCN	Value	View

	2019-06-28	CY2019Q2I	2020-04-29	0001104659-20-053492	$ 736,016,000	View
2014-01-01	2014-03-31	CY2013Q1	2014-05-12	0000061398-14-000019	$ 45,348,709	View
2018-01-01	2018-03-31	CY2018Q1	2018-05-09	0000061398-18-000011	$ 204,772,000	View
2019-01-01	2019-03-31	CY2019Q1	2019-05-08	0000061398-19-000021	$ 217,838,000	View
2020-01-01	2020-03-31	CY2020Q1	2020-05-04	0000061398-20-000008	$ 221,133,000	View
2024-01-01	2024-03-31	CY2024Q1I	2024-05-02	0000061398-24-000022	$ 17,965,000	View
2024-04-01	2024-06-30	CY2024Q2	2024-08-08	0000061398-24-000031	$ -38,441,000	View
2012-07-01	2013-06-30	CY2012	2013-09-16	0000061398-13-000062	$ 49,642,083	View
2017-07-01	2017-09-30	CY2016Q3	2017-11-09	0000061398-17-000022	$ 192,405,000	View
2017-01-01	2017-12-31	CY2016Q4I	2018-03-15	0000061398-18-000003	$ 188,536,000	View
2017-01-01	2017-03-31	CY2017Q1	2017-05-10	0001193125-17-166121	$ 154,213,000	View
2017-04-01	2017-06-30	CY2017Q2	2017-08-09	0001193125-17-251990	$ 186,102,000	View
2013-07-01	2014-06-30	CY2013	2014-09-18	0000061398-14-000039	$ 45,348,840	View
2016-01-01	2016-03-31	CY2015Q1	2016-05-13	0000061398-16-000067	$ 5,762,634	View
2012-07-01	2012-09-30	CY2011Q3	2012-11-09	0000061398-12-000052	$ 53,849,181	View
2012-10-01	2012-12-31	CY2011Q4	2013-02-11	0000061398-13-000010	$ 53,860,337	View
2018-10-01	2018-12-31	CY2017Q4	2019-02-27	0000061398-19-000009	$ 217,408,000	View
2011-07-01	2011-12-31	CY2011Q4I	2012-02-10	0001193125-12-052465	$ 3,182,195	View
2011-07-01	2012-03-31	CY2012Q1I	2012-05-10	0000061398-12-000019	$ 3,219,963	View
2019-04-01	2019-06-30	CY2018Q1I	2019-08-07	0000061398-19-000035	$ 218,742,000	View
2019-07-01	2019-09-30	CY2018Q3I	2019-11-06	0000061398-19-000050	$ 218,780,000	View
2020-04-01	2020-06-30	CY2020Q2	2020-08-05	0000061398-20-000020	$ 245,364,000	View
2020-07-01	2020-09-30	CY2020Q3	2020-11-06	0000061398-20-000031	$ 291,409,000	View
2013-01-01	2013-03-31	CY2012Q1	2013-05-13	0000061398-13-000025	$ 46,084,149	View
2013-07-01	2013-09-30	CY2012Q3	2013-11-12	0000061398-13-000075	$ 45,348,840	View
2013-10-01	2013-12-31	CY2012Q4	2014-02-14	0000061398-14-000004	$ 45,348,709	View
2014-07-01	2015-06-30	CY2014	2015-10-13	0000061398-15-000033	$ 5,710,288	View
2021-01-01	2021-03-31	CY2020Q1	2021-05-05	0000061398-21-000018	$ 356,676,000	View
2021-04-01	2021-06-30	CY2020Q2	2021-08-03	0000061398-21-000031	$ 386,045,000	View
2021-07-01	2021-09-30	CY2020Q3	2021-11-03	0000061398-21-000045	$ 427,204,000	View
2018-04-01	2018-06-30	CY2018Q2	2018-08-08	0000061398-18-000019	$ 206,531,000	View
2018-07-01	2018-09-30	CY2018Q3	2018-11-07	0000061398-18-000031	$ 217,380,000	View
2019-10-01	2019-12-31	CY2019Q4	2020-02-24	0000061398-20-000002	$ 218,819,000	View
2020-01-01	2020-12-31	CY2020	2021-02-24	0000061398-21-000010	$ 267,615,000	View
2011-07-01	2011-09-30	CY2010Q3	2011-11-14	0001193125-11-311461	$ 52,915,811	View
2011-07-01	2012-06-30	CY2011	2012-09-28	0000061398-12-000041	$ 53,592,958	View
2014-07-01	2014-09-30	CY2013Q3	2014-11-13	0000061398-14-000075	$ 45,652,994	View
2014-10-01	2014-12-31	CY2013Q4	2015-02-12	0000061398-15-000011	$ 45,677,540	View
2015-01-01	2015-03-31	CY2014Q1	2015-05-15	0000061398-15-000013	$ 45,701,107	View
2015-07-01	2015-09-30	CY2014Q3	2015-11-13	0000061398-15-000042	$ 5,702,780	View
2015-10-01	2015-12-31	CY2014Q4	2016-02-12	0000061398-16-000050	$ 5,757,533	View
2015-07-01	2016-06-30	CY2016	2016-09-14	0000061398-16-000098	$ 5,746,307	View
2016-07-01	2016-09-30	CY2016Q3	2016-11-14	0000061398-16-000119	$ 5,836,744	View
2016-10-01	2016-12-31	CY2016Q4	2017-02-09	0000061398-17-000004	$ 5,879,610	View
2021-01-01	2021-12-31	CY2021	2022-02-23	0000061398-22-000021	$ 0	View
2021-01-01	2021-12-31	CY2021	2022-12-30	0001104659-22-131043	$ 0	View
2022-01-01	2022-03-31	CY2021Q1I	2022-05-04	0000061398-22-000032	$ 3,000,000	View
2022-04-01	2022-06-30	CY2021Q2	2022-08-03	0000061398-22-000049	$ 5,943,000	View
2022-07-01	2022-09-30	CY2022Q3I	2022-11-02	0000061398-22-000061	$ 5,793,000	View
2022-01-01	2022-12-31	CY2022	2023-02-22	0000061398-23-000011	$ 6,595,000	View
2023-01-01	2023-03-31	CY2023Q1	2023-05-03	0000061398-23-000027	$ 2,800,000	View
2023-01-01	2023-06-30	CY2023Q2I	2023-08-09	0000061398-23-000043	$ 2,800,000	View
2023-01-01	2023-09-30	CY2023Q3I	2023-11-02	0000061398-23-000054	$ 2,526,000	View
2023-01-01	2023-12-31	CY2023	2024-02-23	0000061398-24-000009	$ 660,000	View

SEC Facts By Type

Type	Name	Description	View

srt	Net Increase (Decrease) in Sales and Transfer Prices and Production Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in sales and transfer prices and in production (lifting) costs related to future production.	View
srt	Previously Estimated Development Costs Incurred	Amount of increase in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred.	View
srt	Proved Developed and Undeveloped Reserve, Extension and Discovery (Energy)	Energy measure of increase in quantity of proved reserve of oil and gas resulting from the extension of the proved acreage of previously discovered reservoir or discovery of new field with proved reserve or of new reservoir of proved reserve in old field, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe).	View
us-gaap	Accrued Professional Fees, Current	Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Depreciation, Depletion and Amortization, Nonproduction	The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.	View
us-gaap	Dividends Payable	Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.	View
us-gaap	Earnings Per Share, Basic	The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.	View
us-gaap	Increase (Decrease) in Accounts Receivable, Related Parties	The increase (decrease) during the reporting period in the amount due to the reporting entity for good and services provided to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management, an entity and its principal owners, management, member of their immediate families, affiliates, or other parties with the ability to exert significant influence.	View
us-gaap	Payments to Explore and Develop Oil and Gas Properties	The cash outflow for exploration and development of oil and gas properties. It includes cash payments related to development of oil and gas wells drilled at previously untested geologic structures (to determine the presence of oil or gas) and wells drilled at sites where the presence of oil or gas has already been established (to extract the oil or gas).	View
us-gaap	Proceeds from Divestiture of Businesses	The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.	View
us-gaap	Proceeds from Issuance of Preferred Stock and Preference Stock	Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation.	View
us-gaap	Proceeds from Sale of Available-for-sale Securities	The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.	View
us-gaap	Proceeds from Sale of Debt Securities, Available-for-sale	Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).	View
us-gaap	Proceeds from Sale of Available-for-sale Securities, Equity	The cash inflow associated with the sale of equity securities classified as available-for-sale securities.	View
us-gaap	Proceeds from Sale of Oil and Gas Property and Equipment	The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations.	View
us-gaap	Proceeds from Sale of Productive Assets	The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.	View
us-gaap	Proceeds from Sale of Property, Plant, and Equipment	The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.	View
us-gaap	Proceeds from Short-term Debt	The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.	View
us-gaap	Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization	Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.	View
us-gaap	Property, Plant, and Equipment, Fair Value Disclosure	Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.	View
us-gaap	Other Assets	Amount of assets classified as other.	View
us-gaap	Other Assets, Current	Amount of current assets classified as other.	View
us-gaap	Sale of Stock, Consideration Received on Transaction	Cash received on stock transaction after deduction of issuance costs.	View
dei	Entity Common Stock, Shares Outstanding	Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.	View
dei	Entity Public Float	The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.	View
srt	Decrease Due to Sales of Minerals in Place	Amount of decrease in standardized measure of discounted future net cash flow as a result of sales of minerals in place.	View
srt	Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of extensions, discoveries and improved recovery of proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows	Amount of estimated future accumulated cash inflow from the sale of proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs	Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense	Amount of estimated future accumulated cash outflow for income tax, based on the future income less future expense derived from production and sale of proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows	Amount, after future accumulated cash outflow for development and production costs and future income tax, of estimated future accumulated cash inflow from the sale of proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs	Amount of estimated future accumulated cash outflow for costs to be incurred in producing proved oil and gas reserves.	View
srt	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows	Amount of discount on future accumulated cash inflow, after deducting future accumulated cash outflow for development and production costs and future income tax, from sale of proved oil and gas reserves, using a discount rate of ten percent a year.	View
srt	Changes in Estimated Future Development Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in estimated future development costs.	View
srt	Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in the estimated future income tax on future pretax net cash flows related to the entity's proved oil and gas reserves.	View
srt	Increase Due to Purchases of Minerals in Place	Amount of increase in standardized measure of discounted future net cash flow as a result of purchases of minerals in place.	View
srt	Proved Developed and Undeveloped Reserve, Purchase of Mineral in Place (Energy)	Energy measure of increase in quantity of proved reserve of oil and gas resulting from purchase of mineral in place, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe).	View
srt	Proved Developed and Undeveloped Reserve, Revision of Previous Estimate (Energy)	Energy measure of increase (decrease) in quantity of proved reserve of oil and gas related to revision of a previous estimate resulting from new information, except for an increase in proved acreage, or change in economic factors, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe).	View
srt	Proved Developed and Undeveloped Reserves, Extensions, Discoveries, and Additions	Additions to proved reserves that result from (1) extension of the proved acreage of previously discovered (old) reservoirs through additional drilling in periods after discovery and (2) discovery of new fields with proved reserves or of new reservoirs of proved reserves in old fields.	View
srt	Proved Developed and Undeveloped Reserves, Purchases of Minerals in Place	Purchase of minerals in place.	View
srt	Revisions of Previous Quantity Estimates	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of revisions of estimated quantity of oil and gas in proved reserves.	View
srt	Sales and Transfers of Oil and Gas Produced, Net of Production Costs	Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of sales and transfers of oil and gas produced.	View
srt	Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves, Accretion of Discount	Amount of accretion of discount for the standardized measure of discounted future net cash flow related to proved oil and gas reserves.	View
srt	Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves	Amount of discounted future accumulated cash inflow relating to proved oil and gas reserves.	View
us-gaap	Accounts Payable and Accrued Liabilities, Current	Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.	View
us-gaap	Accounts Payable and Accrued Liabilities	Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.	View
us-gaap	Accounts Payable, Current	Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Accounts Payable, Related Parties, Current	Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Accounts Receivable, after Allowance for Credit Loss, Current	Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.	View
us-gaap	Accounts Receivable, Related Parties, Current	Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.	View
us-gaap	Accretion Expense	Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations.	View
us-gaap	Accretion of Discount (Deprecated 2016-01-31)	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of passage of time.	View
us-gaap	Accrued Income Taxes, Current	Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.	View
us-gaap	Accrued Liabilities, Current	Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Accrued Liabilities	Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities.	View
us-gaap	Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.	View
us-gaap	Accumulated Depreciation, Depletion and Amortization, Property, Plant and Equipment, Period Increase (Decrease)	Amount of increase (decrease) in accumulated depreciation, depletion and amortization of property, plant and equipment.	View
us-gaap	Additional Paid in Capital	Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.	View
us-gaap	Additional Paid in Capital, Common Stock	Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.	View
us-gaap	Segment Reporting Information, Expenditures for Additions to Long-Lived Assets (Deprecated 2013-01-31)	Total expenditures for additions to long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets of the reportable segment; if the amount: (a) is included in the determination of segment assets reviewed by the chief operating decision maker or (b) is otherwise regularly provided to the chief operating decision maker, even if not included in the determination of segment assets.	View
us-gaap	Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.	View
us-gaap	APIC, Share-based Payment Arrangement, Increase for Cost Recognition	Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.	View
us-gaap	Adjustments to Additional Paid in Capital, Stock Split	Amount of decrease in additional paid in capital (APIC) resulting from a stock split in which per-share par value or stated value is not changed proportionately.	View
us-gaap	Adjustments to Additional Paid in Capital, Warrant Issued	Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants.	View
us-gaap	Share-based Payment Arrangement, Expense	Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.	View
us-gaap	Accounts Receivable, Allowance for Credit Loss	Amount of allowance for credit loss on accounts receivable.	View
us-gaap	Amortization of Deferred Charges	The amount of amortization of deferred charges applied against earnings during the period.	View
us-gaap	Amortization of Deferred Loan Origination Fees, Net	The net increase(decrease) in interest income during the period representing the allocation of deferred loan origination fees less deferred loan origination costs using the effective interest method over the term of the debt arrangement to which they pertain taking into account the effect of prepayments.	View
us-gaap	Amortization of Debt Issuance Costs	Amount of amortization expense attributable to debt issuance costs.	View
us-gaap	Amortization of Debt Issuance Costs and Discounts	Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.	View
us-gaap	Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.	View
us-gaap	Asset Impairment Charges	Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.	View
us-gaap	Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.	View
us-gaap	Asset Retirement Obligation, Accretion Expense	Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.	View
us-gaap	Asset Retirement Obligation, Foreign Currency Translation (Deprecated 2016-01-31)	Amount of the Increase or Decrease in the amount of asset retirement obligations for the period associated with foreign currency translation (to the extent that the entity accounts for the foreign currency effects as a separate component of the change in the liability).	View
us-gaap	Asset Retirement Obligation, Foreign Currency Translation Gain (Loss)	Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations.	View
us-gaap	Asset Retirement Obligation, Liabilities Incurred	Amount of asset retirement obligations incurred during the period.	View
us-gaap	Asset Retirement Obligation, Liabilities Settled	Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset.	View
us-gaap	Asset Retirement Obligation, Revision of Estimate	Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.	View
us-gaap	Asset Retirement Obligations, Noncurrent	Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Assets	Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Assets, Current	Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Assets Held-for-sale, Current (Deprecated 2014-01-31)	Current assets (normally turning over within one year or one business cycle if longer) that are held for sale apart from normal operations and anticipated to be sold within one year.	View
us-gaap	Assets, Noncurrent	Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Assets	Amount classified as assets attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Assets, Current	Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax	Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in equity securities classified as available-for-sale.	View
us-gaap	Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax	Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in equity securities classified as available-for-sale.	View
us-gaap	Available-for-sale Equity Securities, Amortized Cost Basis	This item represents the cost of equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments for other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.	View
us-gaap	Available-for-sale Securities, Current	Amount of investment in debt and equity securities categorized neither as trading securities nor held-to-maturity securities and intended be sold or mature one year or operating cycle, if longer.	View
us-gaap	Available-for-sale Securities, Equity Securities	Amount of equity securities categorized neither as held-to-maturity nor as trading.	View
us-gaap	Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.	View
us-gaap	Business Combination, Contingent Consideration, Liability	Amount of liability recognized arising from contingent consideration in a business combination.	View
us-gaap	Business Acquisition, Contingent Consideration, at Fair Value, Current (Deprecated 2013-01-31)	Current portion of the fair value as of the acquisition date of potential payments under the contingent consideration arrangement, including cash and shares as applicable.	View
us-gaap	Business Acquisition, Contingent Consideration, at Fair Value, Noncurrent (Deprecated 2013-01-31)	Noncurrent portion of the fair value as of the acquisition date of potential payments under the contingent consideration arrangement, including cash and shares as applicable.	View
us-gaap	Business Acquisition, Contingent Consideration, Potential Cash Payment (Deprecated 2013-01-31)	Amount of potential cash payments that could result from the contingent consideration arrangement.	View
us-gaap	Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31)	Amount of cash paid to acquire the entity.	View
us-gaap	Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable (Deprecated 2013-01-31)	The acquisition-date fair value of the equity interests of the acquirer, including the number of instruments or interests issued or issuable in consideration for the business combination.	View
us-gaap	Business Acquisition, Cost of Acquired Entity, Liabilities Incurred (Deprecated 2013-01-31)	Fair Value of the liabilities incurred by the acquirer to former owners of the acquiree, including the fair value of any contingent consideration. If liabilities transferred as consideration remain within the combined entity after the business combination (for example, because the assets or liabilities were transferred to the acquiree rather than to its former owners), and the acquirer therefore retains control of them; in that situation, the acquirer measures those liabilities at their carrying amounts immediately before the acquisition date.	View
us-gaap	Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)	The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.	View
us-gaap	Business Acquisition, Equity Interest Issued or Issuable, Value Assigned	Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.	View
us-gaap	Business Acquisition, Pro Forma Earnings Per Share, Basic	The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31)	The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.	View
us-gaap	Business Acquisition, Goodwill, Expected Tax Deductible Amount	The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.	View
us-gaap	Business Acquisition, Share Price	Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.	View
us-gaap	Business Acquisition, Pro Forma Net Income (Loss)	The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.	View
us-gaap	Business Acquisition, Pro Forma Revenue	The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.	View
us-gaap	Business Combination, Consideration Transferred	Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.	View
us-gaap	Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.	View
us-gaap	Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability (Deprecated 2013-01-31)	This element represents the amount of any change, including any differences arising upon settlement, recognized during the reporting period in the value of a liability, arising from an item of contingent consideration, assumed in a business combination.	View
us-gaap	Business Combination, Contingent Consideration, Liability, Noncurrent	Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	Amount of assets acquired at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Marketable Securities	Amount of investments in debt and equity securities, including, but not limited to, held-to-maturity, trading and available-for-sale expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	Amount of liabilities assumed at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	The amount of property, plant, and equipment recognized as of the acquisition date.	View
us-gaap	Business Exit Costs (Deprecated 2013-01-31)	The charge against earnings in the period, comprised of costs incurred associated with an exit or disposal activity other than for a discontinued operations as defined under generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.	View
us-gaap	Capital Expenditures Incurred but Not yet Paid	Future cash outflow to pay for purchases of fixed assets that have occurred.	View
us-gaap	Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities	Amount of accumulated depreciation, depletion, amortization and valuation allowance relating to oil and gas producing activities.	View
us-gaap	Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative	The sum of the capitalized costs incurred, as of the balance sheet date, of unproved properties excluded from amortization including acquisition costs, exploration costs, development costs, and production costs.	View
us-gaap	Capitalized Costs, Oil and Gas Producing Activities, Gross	The sum of capitalized costs relating to oil and gas producing activities before accounting for accumulated depreciation.	View
us-gaap	Capitalized Costs, Oil and Gas Producing Activities, Net	Net amount of capitalized costs relating to oil and gas producing activities.	View
us-gaap	Capitalized Exploratory Well Costs	The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period.	View
us-gaap	Cash Acquired from Acquisition	The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).	View
us-gaap	Cash and Cash Equivalents, at Carrying Value	Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.	View
us-gaap	Cash and Cash Equivalents, Period Increase (Decrease)	Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.	View
us-gaap	Contractual Obligation, to be Paid, Year Five	Amount of contractual obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Cash Provided by (Used in) Investing Activities, Discontinued Operations	Amount of cash inflow (outflow) of investing activities of discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.	View
us-gaap	Cash Provided by (Used in) Operating Activities, Discontinued Operations	Amount of cash inflow (outflow) of operating activities of discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.	View
us-gaap	Class of Warrant or Right, Exercise Price of Warrants or Rights	Exercise price per share or per unit of warrants or rights outstanding.	View
us-gaap	Class of Warrant or Right, Number of Securities Called by Warrants or Rights	Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.	View
us-gaap	Common Stock, Par or Stated Value Per Share	Face amount or stated value per share of common stock.	View
us-gaap	Common Stock, Shares Authorized	The maximum number of common shares permitted to be issued by an entity's charter and bylaws.	View
us-gaap	Common Stock, Shares, Issued	Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.	View
us-gaap	Common Stock, Shares, Outstanding	Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.	View
us-gaap	Common Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Attributable to Parent	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent	Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.	View
us-gaap	Construction in Progress, Gross	Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.	View
us-gaap	Construction Payable, Current	Carrying value as of the balance sheet date of obligations incurred and payable for the acquisition of merchandise, materials, supplies and services pertaining to construction projects such as a housing development or factory expansion not classified as trade payables. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Contractual Obligation	Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.	View
us-gaap	Contractual Obligation, to be Paid, after Year Five	Amount of contractual obligation to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Contractual Obligation, to be Paid, Year One	Amount of contractual obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Contractual Obligation, to be Paid, Year Two	Amount of contractual obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Contractual Obligation, to be Paid, Year Three	Amount of contractual obligation to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Contractual Obligation, to be Paid, Remainder of Fiscal Year	Amount of contractual obligation to be paid in remainder of current fiscal year.	View
us-gaap	Contract with Customer, Asset, before Allowance for Credit Loss	Amount, before allowance for credit loss, of right to consideration in exchange for good or service transferred to customer, when right is conditioned on something other than passage of time.	View
us-gaap	Contribution of Property	Value of property contributed in noncash investing and financing activities.	View
us-gaap	Convertible Preferred Stock, Shares Issued upon Conversion	Number of shares issued for each share of convertible preferred stock that is converted.	View
us-gaap	Cost of Goods and Services Sold	The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.	View
us-gaap	Cost of Revenue	The aggregate cost of goods produced and sold and services rendered during the reporting period.	View
us-gaap	Costs and Expenses	Total costs of sales and operating expenses for the period.	View
us-gaap	Costs Incurred, Acquisition of Oil and Gas Properties	Cost incurred, including capitalized costs and costs charged to expense, in acquisition of oil and gas properties.	View
us-gaap	Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves	Costs incurred, including capitalized costs and costs charged to expense, associated with the acquisition of oil and gas properties that have proved reserves.	View
us-gaap	Costs Incurred, Acquisition of Unproved Oil and Gas Properties	Costs incurred, including capitalized costs and costs charged to expense, associated with the acquisition of oil and gas properties that have unproved reserves.	View
us-gaap	Costs Incurred, Development Costs	Development costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities.	View
us-gaap	Costs Incurred, Exploration Costs	Exploration costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities.	View
us-gaap	Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities	Amount of costs incurred related to oil and gas property acquisition, exploration and development activities, including capitalized costs and costs charged to expense.	View
us-gaap	Current Federal Tax Expense (Benefit)	Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Current Foreign Tax Expense (Benefit)	Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Current Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.	View
us-gaap	Current State and Local Tax Expense (Benefit)	Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Debt and Equity Securities, Gain (Loss)	Amount of unrealized and realized gain (loss) on investment in debt and equity securities.	View
us-gaap	Debt Instrument, Annual Principal Payment	Amount of the total principal payments made during the annual reporting period.	View
us-gaap	Debt Instrument, Basis Spread on Variable Rate	Percentage points added to the reference rate to compute the variable rate on the debt instrument.	View
us-gaap	Debt Instrument, Face Amount	Face (par) amount of debt instrument at time of issuance.	View
us-gaap	Debt Instrument, Interest Rate During Period	The average effective interest rate during the reporting period.	View
us-gaap	Debt Instrument, Periodic Payment, Principal	Amount of the required periodic payments applied to principal.	View
us-gaap	Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	Amount of unamortized debt discount (premium) and debt issuance costs.	View
us-gaap	Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction	The amount of debt issuance costs that were incurred during a noncash or partial noncash transaction.	View
us-gaap	Debt, Long-term and Short-term, Combined Amount	Represents the aggregate of total long-term debt, including current maturities and short-term debt.	View
us-gaap	Deferred Tax Assets, Valuation Allowance	Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.	View
us-gaap	Decrease Due to Sales of Minerals in Place	Amount of decrease in standardized measure of discounted future net cash flow as a result of sales of minerals in place.	View
us-gaap	Deferred Costs, Noncurrent	Amount of deferred cost, excluding capitalized cost related to contract with customer; classified as noncurrent.	View
us-gaap	Deferred Costs	The carrying amount of deferred costs.	View
us-gaap	Deferred Federal Income Tax Expense (Benefit)	Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Foreign Income Tax Expense (Benefit)	Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Income Tax Expense (Benefit)	Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Income Taxes and Other Tax Liabilities, Noncurrent	Amount of deferred tax liability attributable to taxable temporary differences, after deferred tax asset, and other tax liabilities expected to be paid after one year or operating cycle, if longer.	View
us-gaap	Deferred Tax Assets, Gross	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Investments	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from investments (excludes investments in subsidiaries and equity method investments).	View
us-gaap	Deferred Tax Assets, Net	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.	View
us-gaap	Deferred Tax Assets, Net, Noncurrent	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Domestic	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Foreign	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, State and Local	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Other	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.	View
us-gaap	Deferred Tax Assets, Property, Plant and Equipment	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment.	View
us-gaap	Deferred Tax Assets, Tax Credit Carryforwards, Foreign	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign tax credit carryforwards.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Legal Settlements	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the estimated loss from legal settlements.	View
us-gaap	Deferred Tax Liabilities, Other	Amount of deferred tax liability attributable to taxable temporary differences classified as other.	View
us-gaap	Deferred Tax Liabilities, Property, Plant and Equipment	Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.	View
us-gaap	Depletion	The noncash expense charged against earnings to recognize the consumption of natural resources.	View
us-gaap	Deposits Assets, Current	Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter.	View
us-gaap	Deposits Assets, Noncurrent	Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment after one year or beyond the operating cycle, if longer.	View
us-gaap	Depreciation, Depletion and Amortization	The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.	View
us-gaap	Derivative Asset, Current	Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.	View
us-gaap	Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.	View
us-gaap	Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax	Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal.	View
us-gaap	Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic and Diluted Share	Per basic and diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation, when the per share amount is the same.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows (Deprecated 2014-01-31)	This is the amount that is derived from using a discount rate of ten percent a year to reflect the timing of the future net cash flows relating to proved oil and gas reserves.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Cash Inflows (Deprecated 2014-01-31)	Amount of estimated future cash inflows from sale of proved oil and gas reserves.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2013-01-31)	The future cost of developing oil and gas from proved reserves located in this geographic region.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2013-01-31)	The estimated future income tax expenses that will be incurred based on the future income less future expenses derived from production and sale of proved oil and gas reserves in this geographic region.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows (Deprecated 2014-01-31)	Amount of estimated net future cash inflows, after subtracting future development and production costs and future income tax expenses, from sale of proved oil and gas reserves.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2013-01-31)	The future cost of producing oil and gas from proved reserves located in this geographic region.	View
us-gaap	Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure (Deprecated 2014-01-31)	This amount is the future net cash flows less the computed discount.	View
us-gaap	Disposal Group, Including Discontinued Operation, Assets, Noncurrent	Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent	Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Revenue	Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Dividends Payable, Current	Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Dividends, Preferred Stock	Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).	View
us-gaap	Dividends, Preferred Stock, Paid-in-kind	Amount of paid and unpaid preferred stock dividends declared with the form of settlement in payment-in-kind (PIK).	View
us-gaap	Due from Related Parties	For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.	View
us-gaap	Earnings Per Share, Diluted	The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Effective Income Tax Rate Reconciliation, Percent	Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.	View
us-gaap	Effect of Exchange Rate on Cash	Amount of effect of exchange rate changes on cash balances held in foreign currencies. Excludes cash equivalents.	View
us-gaap	Effect of Exchange Rate on Cash and Cash Equivalents	Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.	View
us-gaap	Embedded Derivative, Fair Value of Embedded Derivative Liability	Fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as a liability.	View
us-gaap	Embedded Derivative, Gain (Loss) on Embedded Derivative, Net	Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.	View
us-gaap	Embedded Derivative, No Longer Bifurcated, Amount Reclassified to Stockholders' Equity	The amount of the liability for the conversion option reclassified to stockholders' equity when the embedded option no longer required separation from the host instrument.	View
us-gaap	Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options (Deprecated 2017-01-31)	Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.	View
us-gaap	Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	Amount of cost not yet recognized for nonvested award under share-based payment arrangement.	View
us-gaap	Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount	Amount of cost to be recognized for option under share-based payment arrangement.	View
us-gaap	Equity Method Investment, Realized Gain (Loss) on Disposal	Amount of gain (loss) on sale or disposal of an equity method investment.	View
us-gaap	Equity Securities, FV-NI	Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).	View
us-gaap	Escrow Deposit	The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.	View
us-gaap	Escrow Deposit Disbursements Related to Property Acquisition	Amount of escrow deposit disbursements related to property acquisition in noncash investing or financing transactions.	View
us-gaap	Exploration Abandonment and Impairment Expense	The adjustment to expense previously capitalized costs of drilling exploratory wells when proved reserves are not found or when the entity obtains information that raises substantial doubt about the economic or operational viability of the project.	View
us-gaap	Exploration and Production Revenue (Deprecated 2018-01-31)	Revenue related to the upstream oil and gas activities, such as exploration, development, and production of crude petroleum.	View
us-gaap	Finance Lease, Liability, to be Paid, Year Three	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Two	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of extensions, discoveries and improved recovery of proved oil and gas reserves.	View
us-gaap	Finance Lease, Interest Expense	Amount of interest expense on finance lease liability.	View
us-gaap	Finance Lease, Liability	Present value of lessee's discounted obligation for lease payments from finance lease.	View
us-gaap	Finance Lease, Liability, Payment, Due	Amount of lessee's undiscounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Liability, to be Paid, after Year Five	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling after Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Four	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fourth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Three	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Two	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, to be Paid, Year One	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Five	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Four	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Principal Payments	Amount of cash outflow for principal payment on finance lease.	View
us-gaap	Finance Lease, Right-of-Use Asset, after Accumulated Amortization	Amount, after accumulated amortization, of right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Right-of-Use Asset, Accumulated Amortization	Amount of accumulated amortization of right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Right-of-Use Asset, Amortization	Amount of amortization expense attributable to right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for finance lease calculated at point in time.	View
us-gaap	Foreign Currency Transaction Gain (Loss), before Tax	Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.	View
us-gaap	Foreign Currency Transaction Loss, before Tax	Amount before tax of foreign currency transaction realized and unrealized loss recognized in the income statement.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows	Amount of estimated future accumulated cash inflow from the sale of proved oil and gas reserves.	View
us-gaap	Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.	View
us-gaap	Gain (Loss) on Disposition of Assets	Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.	View
us-gaap	Gain (Loss) on Investments	Amount of realized and unrealized gain (loss) on investment.	View
us-gaap	Gain (Loss) on Disposition of Business	Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.	View
us-gaap	Gain (Loss) on Disposition of Property Plant Equipment	Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.	View
us-gaap	Gain (Loss) on Sale of Securities, Net (Deprecated 2018-01-31)	The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.	View
us-gaap	Gain on Sale of Investments	The difference between the carrying value and the sale price of an investment. A gain would be recognized when the sale price of the investment is greater than the carrying value of the investment. This element refers to the Gain included in earnings and not to the cash proceeds of the sale.	View
us-gaap	Gain (Loss) on Extinguishment of Debt	Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.	View
us-gaap	Gain (Loss) on Disposition of Assets for Financial Service Operations	Amount of gain (loss) on sale or disposal of assets utilized in financial service operations.	View
us-gaap	General and Administrative Expense	The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.	View
us-gaap	Goodwill	Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Goodwill, Written off Related to Sale of Business Unit	Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Debt Securities, Held-to-maturity, Current	Amount of investment in debt security measured at amortized cost (held-to-maturity), classified as current.	View
us-gaap	Impaired Assets to be Disposed of by Method Other than Sale, Amount of Impairment Loss	Loss recognized as a result of the initial and subsequent write-down of a long-lived asset's carrying amount to fair value.	View
us-gaap	Impairment of Oil and Gas Properties	The expense recorded to reduce the value of oil and gas assets consisting of proved properties and unproved properties as the estimate of future successful production from these properties is reduced.	View
us-gaap	Income (Loss) from Continuing Operations before Income Taxes, Domestic	The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.	View
us-gaap	Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.	View
us-gaap	Income (Loss) from Continuing Operations before Income Taxes, Foreign	The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.	View
us-gaap	Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.	View
us-gaap	Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.	View
us-gaap	Income (Loss) from Continuing Operations, Per Basic and Diluted Share	The amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.	View
us-gaap	Income (Loss) from Continuing Operations, Per Basic Share	The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.	View
us-gaap	Income (Loss) from Continuing Operations, Per Diluted Share	The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic and Diluted Share	Per basic and diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation, when the per share amount is the same.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.	View
us-gaap	Income Tax Expense (Benefit), Continuing Operations (Deprecated 2013-01-31)	The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to pretax Income or Loss from continuing operations; income tax expense or benefit may include interest and penalties on tax uncertainties based on the entity's accounting policy.	View
us-gaap	Income Taxes Paid	The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.	View
us-gaap	Income Taxes Paid, Net	The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.	View
us-gaap	Increase (Decrease) in Accounts Receivable	The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.	View
us-gaap	Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.	View
us-gaap	Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates.	View
us-gaap	Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend.	View
us-gaap	Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit).	View
us-gaap	Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.	View
us-gaap	Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible impairment loss.	View
us-gaap	Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.	View
us-gaap	Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.	View
us-gaap	Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign tax credit.	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income (loss) exempt from income taxes.	View
us-gaap	Increase (Decrease) in Accounts and Other Receivables	The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables.	View
us-gaap	Increase (Decrease) in Accounts Payable	The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.	View
us-gaap	Increase (Decrease) in Accounts Payable and Other Operating Liabilities	Amount of increase (decrease) in obligations incurred but not paid, and operating obligations classified as other.	View
us-gaap	Increase (Decrease) in Accounts Payable, Related Parties	The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.	View
us-gaap	Increase (Decrease) in Accrued Liabilities	The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.	View
us-gaap	Increase (Decrease) in Asset Retirement Obligations	The increase (decrease) during the reporting period in the carrying amount of asset retirement obligations.	View
us-gaap	Increase (Decrease) in Deferred Charges, Investing	The increase (decrease) in noncurrent deferred charges, classified as investing activities.	View
us-gaap	Increase (Decrease) in Deferred Income Taxes	The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.	View
us-gaap	Increase (Decrease) in Due from Related Parties	The increase (decrease) during the reporting period in receivables to be collected from other entities that could exert significant influence over the reporting entity.	View
us-gaap	Changes in Estimated Future Development Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in estimated future development costs.	View
us-gaap	Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in the estimated future income tax on future pretax net cash flows related to the entity's proved oil and gas reserves.	View
us-gaap	Increase (Decrease) in Income Taxes Receivable	The increase (decrease) during the reporting period in income taxes receivable, which represents the amount due from tax authorities for refunds of overpayments or recoveries of income taxes paid.	View
us-gaap	Increase (Decrease) in Inventories	The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.	View
us-gaap	Increase (Decrease) in Operating Capital	The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.	View
us-gaap	Increase (Decrease) in Other Noncurrent Liabilities	Amount of increase (decrease) in noncurrent operating liabilities classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Assets	Amount of increase (decrease) in operating assets classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Assets and Liabilities, Net	Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Liabilities	Amount of increase (decrease) in operating liabilities classified as other.	View
us-gaap	Increase (Decrease) in Prepaid Expense and Other Assets	Amount of increase (decrease) in prepaid expenses, and assets classified as other.	View
us-gaap	Increase (Decrease) in Restricted Cash	The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities.	View
us-gaap	Increase Due to Purchases of Minerals in Place	Amount of increase in standardized measure of discounted future net cash flow as a result of purchases of minerals in place.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.	View
us-gaap	Interest and Other Income	The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business).	View
us-gaap	Interest Income (Expense), Net	The net amount of operating interest income (expense).	View
us-gaap	Interest Income (Expense), Nonoperating, Net	The net amount of nonoperating interest income (expense).	View
us-gaap	Interest Paid, Excluding Capitalized Interest, Operating Activities	Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.	View
us-gaap	Inventory, Net	Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.	View
us-gaap	Inventory Write-down	Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.	View
us-gaap	Investment Income, Investment Expense	Amount of expenses related to the generation of investment income.	View
us-gaap	Issuance of Stock and Warrants for Services or Claims	Fair value of share-based compensation granted to nonemployees as payment for services rendered or acknowledged claims.	View
us-gaap	Operating Leases, Rent Expense	Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid	Amount of lessee's undiscounted obligation for lease payment for operating lease.	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, after Year Five	Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year One	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Five	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Four	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Three	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Year Two	Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year	Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.	View
us-gaap	Lessee, Operating Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.	View
us-gaap	Liabilities	Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.	View
us-gaap	Liabilities and Equity	Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.	View
us-gaap	Liabilities, Current	Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.	View
us-gaap	Liabilities, Noncurrent	Amount of obligation due after one year or beyond the normal operating cycle, if longer.	View
us-gaap	Liabilities of Assets Held-for-sale (Deprecated 2014-01-31)	Liability (such as a mortgage) related to a disposal group that is held for sale and anticipated to be sold in less than one year. The liability is expected to be discharged as part of the plan of sale for the asset.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities	Amount classified as liabilities attributable to disposal group held for sale or disposed of.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent	Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.	View
us-gaap	Line of Credit Facility, Maximum Borrowing Capacity	Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.	View
us-gaap	Long-term Debt	Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-term Debt, Current Maturities	Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-Term Debt, Maturity, Year One	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Five	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Four	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Three	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Two	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Notes Payable, Noncurrent	Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.	View
us-gaap	Long-term Purchase Commitment, Minimum Energy Volume Required	Energy volume that must be purchased within the specified time period of the agreement to avoid penalties or unfavorable effects on pricing, among other adverse consequences.	View
us-gaap	Long-term Purchase Commitment, Minimum Quantity Required	Number of units of goods that must be purchased within the specified time period of the agreement to avoid penalties or unfavorable effects on pricing, among other adverse consequences.	View
us-gaap	Loss Contingency Accrual	Amount of loss contingency liability.	View
us-gaap	Net Cash Provided by (Used in) Financing Activities	Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.	View
us-gaap	Other Assets, Miscellaneous, Noncurrent	Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer.	View
us-gaap	Other Assets, Noncurrent	Amount of noncurrent assets classified as other.	View
us-gaap	Net Cash Provided by (Used in) Investing Activities	Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.	View
us-gaap	Net Cash Provided by (Used in) Investing Activities, Continuing Operations	Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.	View
us-gaap	Net Cash Provided by (Used in) Operating Activities	Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.	View
us-gaap	Net Cash Provided by (Used in) Operating Activities, Continuing Operations	Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.	View
us-gaap	Net Income (Loss) Attributable to Parent	The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.	View
us-gaap	Net Income (Loss) Attributable to Noncontrolling Interest	Amount of Net Income (Loss) attributable to noncontrolling interest.	View
us-gaap	Net Income (Loss) Available to Common Stockholders, Basic	Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.	View
us-gaap	Net Increase (Decrease) in Sales and Transfer Prices and Production Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of change in sales and transfer prices and in production (lifting) costs related to future production.	View
us-gaap	Noncash or Part Noncash Acquisition, Fixed Assets Acquired	"The amount of fixed assets that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period."	View
us-gaap	Noncash or Part Noncash Acquisition, Investments Acquired	"The amount of investments that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period."	View
us-gaap	Noncash or Part Noncash Acquisition, Other Assets Acquired	Amount of assets, classified as other, acquired in a noncash or part noncash acquisition.	View
us-gaap	Noncash or Part Noncash Acquisition, Other Liabilities Assumed	Amount of liabilities, classified as other, assumed in acquiring a business or in consideration for an asset received in a noncash or part noncash acquisition.	View
us-gaap	Noncash or Part Noncash Divestiture, Amount of Consideration Received	Amount of noncash consideration received for selling an asset or business through a noncash (or part noncash) transaction.	View
us-gaap	Noncontrolling Interest, Increase from Business Combination	Amount of increase in noncontrolling interest from a business combination.	View
us-gaap	Noncontrolling Interest, Increase from Subsidiary Equity Issuance	Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders.	View
us-gaap	Noninterest Income, Other Operating Income	Amount of revenue earned, classified as other, excluding interest income.	View
us-gaap	Nonoperating Income (Expense)	The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).	View
us-gaap	Notes Issued	The fair value of notes issued in noncash investing and financing activities.	View
us-gaap	Notes Payable, Current	Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.	View
us-gaap	Notes Payable to Bank, Current	Current portion of the total carrying amount as of the balance sheet date due within one year or the operating cycle, if longer, on all notes payable to banks paid on an installment with long term maturities. This can include the amount of any loans from the applicant firm. This does not, however, include any mortgage balances.	View
us-gaap	Notes Payable to Bank, Noncurrent	The total amount due within more than 12 month, or the operating cycle if longer, on all notes payable to banks paid on an installment. This can include the amount of any loans from the applicant firm. This does not, however, include any mortgage balances.	View
us-gaap	Notes Receivable, Related Parties, Noncurrent	Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due after 1 year (or 1 business cycle).	View
us-gaap	Number of Reportable Segments	Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.	View
us-gaap	Oil and Gas Property, Successful Effort Method, Gross	Oil and Gas properties, gross, carried under the successful effort method.	View
us-gaap	Oil and Gas Revenue (Deprecated 2018-01-31)	Aggregate revenue during the period related to oil and gas business activities.	View
us-gaap	Oil and Gas Sales Revenue (Deprecated 2018-01-31)	Revenue from the sale of oil and gas during the period.	View
us-gaap	Operating Expenses	Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.	View
us-gaap	Operating Income (Loss)	The net result for the period of deducting operating expenses from operating revenues.	View
us-gaap	Operating Lease, Cost	Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.	View
us-gaap	Operating Lease, Liability	Present value of lessee's discounted obligation for lease payments from operating lease.	View
us-gaap	Operating Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.	View
us-gaap	Operating Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.	View
us-gaap	Operating Lease, Payments	Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.	View
us-gaap	Operating Lease, Right-of-Use Asset	Amount of lessee's right to use underlying asset under operating lease.	View
us-gaap	Operating Leases, Future Minimum Payments Due	Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.	View
us-gaap	Operating Leases, Future Minimum Payments Due, Next Twelve Months	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Five Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Four Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Three Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Two Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due Thereafter	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Rent Expense, Net	Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.	View
us-gaap	Other Asset Impairment Charges	The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.	View
us-gaap	Other Commitment, to be Paid, after Year Five	Amount of commitment classified as other to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Five	Amount of commitment classified as other to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Four	Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year One	Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Two	Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Commitment, to be Paid, Year Three	Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Noncontrolling Interest	Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to noncontrolling interests.	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent	Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.	View
us-gaap	OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax	Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.	View
us-gaap	Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	Amount after tax, before reclassification adjustments of other comprehensive income (loss).	View
us-gaap	Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.	View
us-gaap	Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax	Amount after tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.	View
us-gaap	Other Comprehensive Income (Loss), Net of Tax	Amount after tax and reclassification adjustments of other comprehensive income (loss).	View
us-gaap	Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	Amount after tax of other comprehensive income (loss) attributable to parent entity.	View
us-gaap	Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax	Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.	View
us-gaap	OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax	Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.	View
us-gaap	Other General and Administrative Expense	Amount of general and administrative expense classified as other.	View
us-gaap	Other Liabilities, Current	Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.	View
us-gaap	Other Liabilities, Noncurrent	Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.	View
us-gaap	Other Noncash Income (Expense)	Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.	View
us-gaap	Other Nonoperating Income (Expense)	Amount of income (expense) related to nonoperating activities, classified as other.	View
us-gaap	Other Significant Noncash Transaction, Value of Consideration Given	"The value of the noncash (or part noncash) consideration given (for example, liability, equity) in a transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. ""Part noncash"" refers to that portion of a transaction not resulting in cash receipts or cash payments in the period."	View
us-gaap	Other than Temporary Impairment Losses, Investments, Available-for-sale Securities	The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.	View
us-gaap	Paid-in-Kind Interest	Interest paid other than in cash for example by issuing additional debt securities. As a noncash item, it is added to net income when calculating cash provided by or used in operations using the indirect method.	View
us-gaap	Payments for Postemployment Benefits	Cash outflows for payments of postemployment benefits (such as severance pay and health insurance benefits) recognized during the period. Postemployment benefits are benefits paid to employees after employment but before retirement.	View
us-gaap	Payments for (Proceeds from) Businesses and Interest in Affiliates	The net cash outflow or inflow associated with the acquisition or sale of a business segment during the period.	View
us-gaap	Payments for (Proceeds from) Other Investing Activities	Amount of cash (inflow) outflow from investing activities classified as other.	View
us-gaap	Payments for (Proceeds from) Productive Assets	The net cash outflow or inflow from purchases, sales and disposals of property, plant and equipment and other productive assets, including intangibles.	View
us-gaap	Payments for Repurchase of Common Stock	The cash outflow to reacquire common stock during the period.	View
us-gaap	Payments for Repurchase of Other Equity	Amount of cash outflow to reacquire equity classified as other.	View
us-gaap	Payments for Repurchase of Warrants	The aggregate amount paid by the entity to reacquire the right to purchase equity shares at a predetermined price, usually issued together with corporate debt.	View
us-gaap	Payments of Debt Issuance Costs	The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.	View
us-gaap	Payments of Ordinary Dividends, Preferred Stock and Preference Stock	Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.	View
us-gaap	Payments of Financing Costs	The cash outflow for loan and debt issuance costs.	View
us-gaap	Payments of Stock Issuance Costs	The cash outflow for cost incurred directly with the issuance of an equity security.	View
us-gaap	Payment, Tax Withholding, Share-based Payment Arrangement	Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement.	View
us-gaap	Payments to Acquire Additional Interest in Subsidiaries	The cash outflow associated with the purchase of noncontrolling interest during the period.	View
us-gaap	Payments to Acquire Available-for-sale Securities	The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.	View
us-gaap	Payments to Acquire Businesses, Gross	The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.	View
us-gaap	Payments to Acquire Business Three, Net of Cash Acquired	The cash outflow associated with a third acquisition of a business, net of the cash acquired from the purchase.	View
us-gaap	Payments to Acquire Business Two, Net of Cash Acquired	The cash outflow associated with a second acquisition of a business, net of the cash acquired from the purchase.	View
us-gaap	Payments to Acquire Interest in Subsidiaries and Affiliates	The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).	View
us-gaap	Payments to Acquire Land Held-for-use	The cash outflow for acquisition of land for use; excludes purchases of land held as inventory or as investments.	View
us-gaap	Payments to Acquire Marketable Securities	Amount of cash outflow for purchase of marketable security.	View
us-gaap	Payments to Acquire Oil and Gas Property and Equipment	The cash outflow to purchase long lived physical asset for use in the normal oil and gas operations and to purchase mineral interests in oil and gas properties not intended for resale.	View
us-gaap	Payments to Acquire Productive Assets	The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.	View
us-gaap	Payments to Acquire Property, Plant, and Equipment	The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.	View
us-gaap	Payments to Noncontrolling Interests	Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.	View
us-gaap	Preferred Stock, Accretion of Redemption Discount	The amount of accretion of the preferred stock redemption discount during the period.	View
us-gaap	Preferred Stock Dividends, Income Statement Impact	The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.	View
us-gaap	Preferred Stock Dividends, Shares	Number of shares of preferred stock issued as dividends during the period. Excludes stock splits.	View
us-gaap	Preferred Stock, Liquidation Preference, Value	Value of the difference between preference in liquidation and the par or stated values of the preferred shares.	View
us-gaap	Preferred Stock, Par or Stated Value Per Share	Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.	View
us-gaap	Preferred Stock, Shares Authorized	The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.	View
us-gaap	Preferred Stock, Shares Issued	Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.	View
us-gaap	Preferred Stock, Shares Outstanding	Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.	View
us-gaap	Preferred Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.	View
us-gaap	Preferred Stock, Value, Outstanding	Value of all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by shareholders, which is net of related treasury stock. May be all or a portion of the number of preferred shares authorized. These shares represent the ownership interest of the preferred shareholders.	View
us-gaap	Prepaid Expense and Other Assets, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.	View
us-gaap	Prepaid Expense, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.	View
us-gaap	Prepaid Insurance	Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer.	View
us-gaap	Prepaid Rent	Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period of one year or the normal operating cycle, if longer.	View
us-gaap	Previously Estimated Development Costs Incurred	Amount of increase in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred.	View
us-gaap	Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31)	Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of previously estimated development costs incurred.	View
us-gaap	Prior Period Reclassification Adjustment	The amount of a reclassification adjustment made to prior period financial statement amounts.	View
us-gaap	Proceeds from Contributions from Affiliates	The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.	View
us-gaap	Proceeds from Issuance of Common Stock	The cash inflow from the additional capital contribution to the entity.	View
us-gaap	Proceeds from Issuance of Debt	The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.	View
us-gaap	Proceeds from Issuance of Long-term Debt	The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.	View
us-gaap	Proceeds from Issuance of Secured Debt	The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt.	View
us-gaap	Proceeds from Partnership Contribution	The cash inflow from the capital received in cash from a partner in a partnership during the period.	View
us-gaap	Proceeds from (Payments for) Other Financing Activities	Amount of cash inflow (outflow) from financing activities classified as other.	View
us-gaap	Proceeds from (Repayments of) Debt	The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings.	View
us-gaap	Proceeds from Sale and Maturity of Debt Securities, Available-for-sale	Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).	View
us-gaap	Proceeds from Sale and Maturity of Marketable Securities	The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period.	View
us-gaap	Proceeds from Warrant Exercises	The cash inflow associated with the amount received from holders exercising their stock warrants.	View
us-gaap	Production Costs, Period Cost	The capitalized costs incurred during the period (excluded from amortization) to operate and maintain wells and related equipment and facilities, including depreciation and applicable operating costs of support equipment and facilities and other costs of operating and maintaining those wells and related equipment and facilities. They become part of the cost of oil and gas produced. Examples of production costs (sometimes called lifting costs) are: costs of labor to operate the wells and related equipment and facilities; repairs and maintenance; materials, supplies, and fuel consumed and supplies utilized in operating the wells and related equipment and facilities; property taxes and insurance applicable to proved properties and wells and related equipment and facilities; severance taxes; some support equipment or facilities may serve two or more oil and gas producing activities and may also serve transportation, refining, and marketing activities. To the extent that the support equipment and facilities are used in oil and gas producing activities, their depreciation and applicable operating costs become exploration, development or production costs, as appropriate. Depreciation, depletion, and amortization of capitalized acquisition, exploration, and development costs are not production costs but also become part of the cost of oil and gas produced along with production (lifting) costs identified above.	View
us-gaap	Productive Oil Wells, Number of Wells, Gross	The total number of producing oil wells and oil wells capable of production, in which the entity owns an undivided working interest.	View
us-gaap	Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.	View
us-gaap	Property, Plant and Equipment, Additions	Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.	View
us-gaap	Sale of Stock, Number of Shares Issued in Transaction	The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.	View
us-gaap	Property, Plant and Equipment, Gross	Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.	View
us-gaap	Property, Plant and Equipment, Net	Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.	View
us-gaap	Property, Plant and Equipment, Other, Accumulated Depreciation	Amount of accumulated depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.	View
us-gaap	Proved Developed and Undeveloped Reserves, Revisions of Previous Estimates	Revisions represent changes in previous estimates of proved reserves, either upward or downward, resulting from new information (except for an increase in proved acreage) normally obtained from development drilling and production history or resulting from change in economic factors.	View
us-gaap	Proved Oil and Gas Property, Successful Effort Method	Oil and Gas properties with proved reserves under the successful effort method.	View
us-gaap	Accounts Receivable, Credit Loss Expense (Reversal)	Amount of expense (reversal of expense) for expected credit loss on accounts receivable.	View
us-gaap	Purchase Obligation	Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.	View
us-gaap	Purchase Obligation, to be Paid, after Year Five	Amount of purchase arrangement to be paid after fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Purchase Obligation, to be Paid, Year Five	Amount of purchase arrangement to be paid in fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Purchase Obligation, to be Paid, Year Four	Amount of purchase arrangement to be paid in fourth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Purchase Obligation, to be Paid, Year One	Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Purchase Obligation, to be Paid, Year Two	Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Purchase Obligation, to be Paid, Year Three	Amount of purchase arrangement to be paid in third fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	Amount after tax of reclassification adjustments of other comprehensive income (loss).	View
us-gaap	Related Party Transaction, Expenses from Transactions with Related Party	Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.	View
us-gaap	Repayments of Long-term Debt	The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.	View
us-gaap	Repayments of Related Party Debt	The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.	View
us-gaap	Repayments of Short-term Debt	The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.	View
us-gaap	Revisions of Previous Quantity Estimates	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of revisions of estimated quantity of oil and gas in proved reserves.	View
us-gaap	Restricted Cash and Cash Equivalents, Current	Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Restricted Cash and Cash Equivalents, Noncurrent	Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Restricted Cash, Noncurrent	Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.	View
us-gaap	Restructuring and Related Cost, Expected Cost Remaining	Amount of expected cost remaining for the specified restructuring cost.	View
us-gaap	Restructuring Charges	Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.	View
us-gaap	Restructuring Costs	Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.	View
us-gaap	Restructuring Reserve	Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.	View
us-gaap	Restructuring Reserve, Settled With Cash (Deprecated 2013-01-31)	Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.	View
us-gaap	Results of Operations, Depreciation, Depletion and Amortization, and Valuation Provisions	Depreciation, depletion and amortization, and valuation provisions (impairments) related to oil and gas producing activities.	View
us-gaap	Results of Operations, Expense from Oil and Gas Producing Activities	The amount of expenses related to oil and gas producing activities.	View
us-gaap	Results of Operations, Impairment of Oil and Gas Properties	Costs related to the impairment of oil and gas properties	View
us-gaap	Results of Operations, Income before Income Taxes	Income before income taxes for oil and gas producing activities.	View
us-gaap	Results of Operations, Production or Lifting Costs	Production (lifting) costs from oil and gas producing activities, including but not limited to lease operating expense, production and ad valorem taxes, and transportation expense.	View
us-gaap	Results of Operations, Revenue from Oil and Gas Producing Activities	Total revenues from oil and gas producing activities.	View
us-gaap	Retained Earnings (Accumulated Deficit)	The cumulative amount of the reporting entity's undistributed earnings or deficit.	View
us-gaap	Revenue from Contract with Customer, Excluding Assessed Tax	Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.	View
us-gaap	Revenue from Contract with Customer, Including Assessed Tax	Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.	View
us-gaap	Revenue from Related Parties	Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.	View
us-gaap	Revenues	Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).	View
us-gaap	Sales Revenue, Goods, Net (Deprecated 2018-01-31)	Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.	View
us-gaap	Revenue, Net (Deprecated 2018-01-31)	Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.	View
us-gaap	Severance Costs (Deprecated 2013-01-31)	The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits.	View
us-gaap	Severance Costs	Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.	View
us-gaap	Share-based Payment Arrangement, Noncash Expense	Amount of noncash expense for share-based payment arrangement.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value	Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period	The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value	The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period	For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price	Weighted average price of options that were either forfeited or expired.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	Gross number of share options (or share units) granted during the period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	Number of options outstanding, including both vested and non-vested options.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number	Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.	View
us-gaap	Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price	Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.	View
us-gaap	Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price	Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.	View
us-gaap	Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.	View
us-gaap	Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable	The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.	View
us-gaap	Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding	The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares	Number of non-vested options forfeited.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value	Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value	Weighted average grant-date fair value of options vested.	View
us-gaap	Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price	Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.	View
us-gaap	Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price	The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.	View
us-gaap	Share Price	Price of a single share of a number of saleable stocks of a company.	View
us-gaap	Shares Issued, Price Per Share	Per share or per unit amount of equity securities issued.	View
us-gaap	Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.	View
us-gaap	Short-term Debt	Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.	View
us-gaap	Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves	Amount of discounted future accumulated cash inflow relating to proved oil and gas reserves.	View
us-gaap	Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).	View
us-gaap	Shares Granted, Value, Share-based Payment Arrangement, before Forfeiture	Value, before forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).	View
us-gaap	Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.	View
us-gaap	Stockholders' Equity Note, Stock Split, Conversion Ratio	Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.	View
us-gaap	Stock Issued During Period, Shares, Acquisitions	Number of shares of stock issued during the period pursuant to acquisitions.	View
us-gaap	Stock Issued During Period, Shares, Issued for Services	Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.	View
us-gaap	Stock Issued During Period, Shares, New Issues	Number of new stock issued during the period.	View
us-gaap	Stock Issued During Period, Shares, Other	Number of shares of stock issued attributable to transactions classified as other.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	Number of share options (or share units) exercised during the current period.	View
us-gaap	Stock Issued During Period, Value, Acquisitions	Value of stock issued pursuant to acquisitions during the period.	View
us-gaap	Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	The net amount of stock issued during the period upon the conversion of convertible securities, net of adjustments (for example, to additional paid in capital) including the write-off of an equity component recognized to record the convertible debt instrument as two separate components - a debt component and an equity component. This item is meant to disclose the value of shares issued on conversion of convertible securities that were recorded as two separate (debt and equity) components.	View
us-gaap	Stock Issued During Period, Value, Issued for Services	Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.	View
us-gaap	Stock Issued During Period, Value, New Issues	Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.	View
us-gaap	Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	Value of stock related to Restricted Stock Awards forfeited during the period.	View
us-gaap	Stock Issued During Period, Value, Restricted Stock Award, Gross	Aggregate value of stock related to Restricted Stock Awards issued during the period.	View
us-gaap	Stock Issued During Period, Value, Stock Options Exercised	Value of stock issued as a result of the exercise of stock options.	View
us-gaap	Stock Repurchased and Retired During Period, Value	Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).	View
us-gaap	Stock Repurchased During Period, Shares	Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.	View
us-gaap	Stock Repurchased During Period, Value	Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.	View
us-gaap	Stock Repurchase Program, Authorized Amount (Deprecated 2014-01-31)	Amount of a stock repurchase plan authorized by an entity's Board of Directors.	View
us-gaap	Stock Repurchase Program, Authorized Amount	Amount of stock repurchase plan authorized.	View
us-gaap	Margin Deposit Assets	The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer.	View
us-gaap	Taxes Payable, Current	Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Temporary Equity, Accretion to Redemption Value	Value of accretion of temporary equity to its redemption value during the period.	View
us-gaap	Temporary Equity, Accretion to Redemption Value, Adjustment	Amount of decrease to net income for accretion of temporary equity to its redemption value to derive net income apportioned to common stockholders.	View
us-gaap	Treasury Stock, Retired, Cost Method, Amount	Amount of decrease of par value, additional paid in capital (APIC) and retained earnings of common and preferred stock retired from treasury when treasury stock is accounted for under the cost method.	View
us-gaap	Treasury Stock, Shares	Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.	View
us-gaap	Treasury Stock, Shares, Acquired	Number of shares that have been repurchased during the period and are being held in treasury.	View
us-gaap	Treasury Stock, Shares, Retired	Number of shares of common and preferred stock retired from treasury during the period.	View
us-gaap	Treasury Stock, Value	The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.	View
us-gaap	Treasury Stock, Value, Acquired, Cost Method	Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.	View
us-gaap	Undistributed Earnings of Foreign Subsidiaries	Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.	View
us-gaap	Unproved Oil and Gas Property, Successful Effort Method	Oil and Gas properties with unproved reserves under the successful effort method.	View
us-gaap	Unrecognized Tax Benefits	Amount of unrecognized tax benefits.	View
us-gaap	Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.	View
us-gaap	Warrants and Rights Outstanding	Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.	View
us-gaap	Weighted Average Number of Shares Outstanding, Diluted	The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.	View
us-gaap	Weighted Average Number of Shares Outstanding, Basic and Diluted	Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).	View
us-gaap	Weighted Average Number of Shares Outstanding, Basic	Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.	View
us-gaap	Finance Lease, Interest Payment on Liability	Amount of interest paid on finance lease liability.	View
us-gaap	Finance Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.	View
us-gaap	Finance Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.	View
us-gaap	Lease, Cost	Amount of lease cost recognized by lessee for lease contract.	View
us-gaap	Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.	View
us-gaap	Derivative Liability, Current	Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.	View
us-gaap	Derivative, Nonmonetary Notional Amount	Nominal number of units used to calculate payment on derivative.	View
us-gaap	Equity Method Investments	This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.	View
us-gaap	Purchase Options, Land	Carrying amount of an option or options to acquire real property.	View
us-gaap	Debt Issuance Costs, Net	Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.	View
us-gaap	Equity Securities, FV-NI, Cost	Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.	View
us-gaap	311506	None	View
us-gaap	Long-term Debt, Excluding Current Maturities	Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Other Cost and Expense, Operating	The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.	View
us-gaap	Interest Payable, Current	Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Deferred Tax Asset, Interest Carryforward	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible interest carryforward.	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.	View
us-gaap	Interest Costs Capitalized	Amount of interest capitalized during the period.	View
us-gaap	Financing Receivable, after Allowance for Credit Loss, Noncurrent	Amount, after allowance for credit loss, of financing receivable, classified as noncurrent.	View
us-gaap	Payments to Acquire Notes Receivable	The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics.	View
us-gaap	Write off of Deferred Debt Issuance Cost	Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.	View
us-gaap	Accounts Receivable, after Allowance for Credit Loss	Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.	View
us-gaap	Embedded Derivative, Gain on Embedded Derivative	Increase in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.	View
us-gaap	Costs and Expenses, Related Party	Costs of sales and operating expenses for the period incurred from transactions with related parties.	View
us-gaap	Debt Conversion, Original Debt, Amount	"The amount of the original debt being converted in a noncash (or part noncash) transaction. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period."	View
us-gaap	Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.	View
us-gaap	Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	Amount after tax of income (loss) from continuing operations attributable to the parent.	View
us-gaap	Deferred Tax Liabilities, Investments	Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from asset retirement obligations. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset.	View
us-gaap	Accumulated Other Comprehensive Income (Loss), Net of Tax	Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.	View
us-gaap	Asset Retirement Obligation	The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Asset Retirement Obligation, Current	Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Available-for-sale Securities	Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.	View
us-gaap	Available-for-sale Securities, Noncurrent	Investments in debt and equity securities which are categorized neither as held-to-maturity nor trading and which are intended to be sold or mature more than one year from the balance sheet date or operating cycle, if longer. Such securities are reported at fair value; unrealized gains (losses) related to Available-for-sale Securities are excluded from earnings and reported in a separate component of shareholders' equity (other comprehensive income), unless the Available-for-sale security is designated as a hedge or is determined to have had an other than temporary decline in fair value below its amortized cost basis. All or a portion of the unrealized holding gain (loss) of an Available-for-sale security that is designated as being hedged in a fair value hedge is recognized in earnings during the period of the hedge, as are other than temporary declines in fair value below the cost basis for investments in equity securities and debt securities that an entity intends to sell or it is more likely than not that it will be required to sell before the recovery of its amortized cost basis. Other than temporary declines in fair value below the cost basis for debt securities categorized as Available-for-sale that an entity does not intend to sell and for which it is not more likely than not that the entity will be required to sell before the recovery of its amortized cost basis are bifurcated into credit losses and losses related to all other factors. Other than temporary declines in fair value below cost basis related to credit losses are recognized in earnings, and losses related to all other factors are recognized in other comprehensive income.	View
us-gaap	Business Combination, Contingent Consideration, Liability, Current	Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Contractual Obligation, to be Paid, Year Four	Amount of contractual obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Debt Securities, Available-for-sale, Gain (Loss)	Amount of unrealized and realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).	View
us-gaap	Deferred Income Taxes and Other Tax Receivable, Current	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and other tax receivables expected to be realized or consumed within one year or operating cycle, if longer.	View
us-gaap	Deferred Tax Liabilities, Gross	Amount of deferred tax liability attributable to taxable temporary differences.	View
us-gaap	Deferred State and Local Income Tax Expense (Benefit)	Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Earnings Per Share, Basic and Diluted	The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.	View
us-gaap	Exploration Costs, Period Cost	"The capitalized costs incurred during the period (excluded from amortization) in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. Exploration costs also include costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, the maintenance of land and lease records, dry hole contributions and bottom hole contributions, costs of drilling and equipping exploratory wells and costs of drilling exploratory-type stratigraphic test wells."	View
us-gaap	Exploration Expense	"Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells."	View
us-gaap	Finance Lease, Liability, to be Paid, Remainder of Fiscal Year	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs	Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense	Amount of estimated future accumulated cash outflow for income tax, based on the future income less future expense derived from production and sale of proved oil and gas reserves.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows	Amount, after future accumulated cash outflow for development and production costs and future income tax, of estimated future accumulated cash inflow from the sale of proved oil and gas reserves.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs	Amount of estimated future accumulated cash outflow for costs to be incurred in producing proved oil and gas reserves.	View
us-gaap	Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows	Amount of discount on future accumulated cash inflow, after deducting future accumulated cash outflow for development and production costs and future income tax, from sale of proved oil and gas reserves, using a discount rate of ten percent a year.	View
us-gaap	Gain (Loss) on Derivative Instruments, Net, Pretax	Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.	View
us-gaap	Goodwill, Impairment Loss	Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Impairment of Real Estate	The charge against earnings in the period to reduce the carrying amount of real property to fair value.	View
us-gaap	Income Taxes Receivable, Noncurrent	Carrying amount due after one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.	View
us-gaap	Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount	Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.	View
us-gaap	Increase (Decrease) in Notes Receivable, Related Parties	The increase (decrease) during the reporting period in the amount owed to the reporting entity in the form of loans and obligations (generally evidenced by promissory notes) made to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.	View
us-gaap	Interest Paid, Including Capitalized Interest, Operating and Investing Activities	Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.	View
us-gaap	Interest Paid, Discontinued Operations	The amount of cash paid during the current period for interest owed on debt associated with discontinued operations.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities, Current	Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.	View
us-gaap	Loss Contingency, Damages Sought, Value	The value (monetary amount) of the award the plaintiff seeks in the legal matter.	View
us-gaap	Loss Contingency, Number of Defendants	Number of defendants named in a legal action.	View
us-gaap	Stockholders' Equity Attributable to Noncontrolling Interest	Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).	View
us-gaap	Noncontrolling Interest, Increase from Equity Issuance or Sale of Parent Equity Interest (Deprecated 2013-01-31)	Represents an increase in noncontrolling interest from issuance of additional equity interests to noncontrolling interest holders or the sale of a portion of the parent's controlling interest.	View
us-gaap	Natural Gas Production Revenue (Deprecated 2018-01-31)	Revenue from natural gas production during the reporting period. Natural gas consists largely of the hydrocarbon methane, and is found in underground formations either by itself or with crude oil.	View
us-gaap	Net Cash Provided by (Used in) Discontinued Operations	Increase (decrease) in cash associated with the entity's discontinued operations.	View
us-gaap	Net Cash Provided by (Used in) Financing Activities, Continuing Operations	Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.	View
us-gaap	Notes Reduction	The value of notes retired (or transferred to another entity) in noncash investing or financing transactions.	View
us-gaap	Number of Operating Segments	Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.	View
us-gaap	Operating Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for operating lease calculated at point in time.	View
us-gaap	Other Accrued Liabilities, Current	Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.	View
us-gaap	Other Commitment	Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.	View
us-gaap	Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment Realized upon Sale or Liquidation, Net of Tax (Deprecated 2013-01-31)	Net of tax amount of the income statement impact of the reclassification adjustment for translation gain (loss) realized upon the sale or complete or substantially complete liquidation of an investment in a foreign entity. Also includes reclassification adjustments on foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.	View
us-gaap	OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax	Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.	View
us-gaap	Payments to Acquire Land	The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner.	View
us-gaap	Research and Development Expense	The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.	View
us-gaap	Sales and Transfers of Oil and Gas Produced, Net of Production Costs	Amount of (increase) decrease in standardized measure of discounted future net cash flow as a result of sales and transfers of oil and gas produced.	View
us-gaap	Secured Debt	Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period	Number of shares issued under share-based payment arrangement.	View
us-gaap	Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price	Weighted average price at which option holders acquired shares when converting their stock options into shares.	View
us-gaap	Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of changes from other sources.	View
us-gaap	Stockholders' Equity Attributable to Parent	Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.	View
us-gaap	Supplemental Unemployment Benefits, Severance Benefits	Liability for amount due employees, in addition to wages and any other money that employers owe employees, when their employment ends through a layoff or other termination. For example, a company may provide involuntarily terminated employees with a lump sum payment equal to one week's salary for every year of employment.	View
us-gaap	Treasury Stock Acquired, Average Cost Per Share	Total cost of shares repurchased divided by the total number of shares repurchased.	View
us-gaap	Payments to Acquire Equity Method Investments	The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.	View
us-gaap	Restricted Cash, Current	Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.	View
us-gaap	Long-term Debt, Gross	Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.	View

Chart of Accounts => Accounts

Name	View

Prior Period Reclassification Adjustment	View
Proceeds from Issuance of Debt	View
Proceeds from Issuance of Long-term Debt	View
Proceeds from Sale of Productive Assets	View
Property, Plant and Equipment, Additions	View
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization	View
Property, Plant, and Equipment, Fair Value Disclosure	View
Property, Plant and Equipment, Gross	View
Property, Plant and Equipment, Net	View
Property, Plant and Equipment, Other, Accumulated Depreciation	View
Proved Developed and Undeveloped Reserves, Revisions of Previous Estimates	View
Proved Oil and Gas Property, Successful Effort Method	View
Accounts Receivable, Credit Loss Expense (Reversal)	View
Purchase Obligation	View
Purchase Obligation, to be Paid, after Year Five	View
Purchase Obligation, to be Paid, Year Five	View
Purchase Obligation, to be Paid, Year Four	View
Purchase Obligation, to be Paid, Year One	View
Purchase Obligation, to be Paid, Year Two	View
Purchase Obligation, to be Paid, Year Three	View
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	View
Related Party Transaction, Expenses from Transactions with Related Party	View
Repayments of Long-term Debt	View
Repayments of Related Party Debt	View
Repayments of Short-term Debt	View
Research and Development Expense	View
Restricted Cash and Cash Equivalents, Current	View
Restricted Cash and Cash Equivalents, Noncurrent	View
Restricted Cash, Noncurrent	View
Restructuring and Related Cost, Expected Cost Remaining	View
Restructuring Charges	View
Restructuring Costs	View
Restructuring Reserve	View
Restructuring Reserve, Settled With Cash (Deprecated 2013-01-31)	View
Results of Operations, Depreciation, Depletion and Amortization, and Valuation Provisions	View
Results of Operations, Expense from Oil and Gas Producing Activities	View
Results of Operations, Impairment of Oil and Gas Properties	View
Results of Operations, Income before Income Taxes	View
Results of Operations, Production or Lifting Costs	View
Results of Operations, Revenue from Oil and Gas Producing Activities	View
Retained Earnings (Accumulated Deficit)	View
Revenue from Contract with Customer, Excluding Assessed Tax	View
Revenue from Contract with Customer, Including Assessed Tax	View
Revenue from Related Parties	View
Revenues	View
Revisions of Previous Quantity Estimates	View
Sale of Stock, Consideration Received on Transaction	View
Sale of Stock, Number of Shares Issued in Transaction	View
Sales and Transfers of Oil and Gas Produced, Net of Production Costs	View
Sales Revenue, Goods, Net (Deprecated 2018-01-31)	View
Revenue, Net (Deprecated 2018-01-31)	View
Secured Debt	View
Severance Costs (Deprecated 2013-01-31)	View
Severance Costs	View
Share-based Payment Arrangement, Noncash Expense	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	View
Deferred Tax Assets, Other	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	View
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period	View
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price	View
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price	View
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	View
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable	View
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value	View
Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price	View
Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price	View
Share Price	View
Shares Issued, Price Per Share	View
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	View
Short-term Debt	View
Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other	View
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves	View
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	View
Shares Granted, Value, Share-based Payment Arrangement, before Forfeiture	View
Stockholders' Equity Attributable to Parent	View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	View
Stockholders' Equity Note, Stock Split, Conversion Ratio	View
Stock Issued During Period, Shares, Acquisitions	View
Stock Issued During Period, Shares, Issued for Services	View
Stock Issued During Period, Shares, New Issues	View
Stock Issued During Period, Shares, Other	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	View
Stock Issued During Period, Value, Acquisitions	View
Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments	View
Stock Issued During Period, Value, Issued for Services	View
Stock Issued During Period, Value, New Issues	View
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	View
Stock Issued During Period, Value, Restricted Stock Award, Gross	View
Stock Issued During Period, Value, Stock Options Exercised	View
Stock Repurchased and Retired During Period, Value	View
Stock Repurchased During Period, Shares	View
Stock Repurchased During Period, Value	View
Stock Repurchase Program, Authorized Amount (Deprecated 2014-01-31)	View
Stock Repurchase Program, Authorized Amount	View
Supplemental Unemployment Benefits, Severance Benefits	View
Taxes Payable, Current	View
Temporary Equity, Accretion to Redemption Value	View
Temporary Equity, Accretion to Redemption Value, Adjustment	View
Treasury Stock Acquired, Average Cost Per Share	View
Treasury Stock, Retired, Cost Method, Amount	View
Treasury Stock, Shares	View
Treasury Stock, Shares, Acquired	View
Treasury Stock, Shares, Retired	View
Treasury Stock, Value	View
Treasury Stock, Value, Acquired, Cost Method	View
Undistributed Earnings of Foreign Subsidiaries	View
Unproved Oil and Gas Property, Successful Effort Method	View
Unrecognized Tax Benefits	View
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	View
Warrants and Rights Outstanding	View
Weighted Average Number of Shares Outstanding, Diluted	View
Weighted Average Number of Shares Outstanding, Basic and Diluted	View
Weighted Average Number of Shares Outstanding, Basic	View
Finance Lease, Interest Payment on Liability	View
Finance Lease, Liability, Current	View
Finance Lease, Liability, Noncurrent	View
Lease, Cost	View
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	View
Derivative Liability, Current	View
Derivative, Nonmonetary Notional Amount	View
Equity Method Investments	View
Margin Deposit Assets	View
Payments to Acquire Equity Method Investments	View
Purchase Options, Land	View
Restricted Cash, Current	View
Long-term Debt, Gross	View
Debt Issuance Costs, Net	View
Equity Securities, FV-NI, Cost	View
308751	View
Long-term Debt, Excluding Current Maturities	View
Other Cost and Expense, Operating	View
Interest Payable, Current	View
Deferred Tax Asset, Interest Carryforward	View
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount	View
Interest Costs Capitalized	View
Financing Receivable, after Allowance for Credit Loss, Noncurrent	View
Payments to Acquire Notes Receivable	View
Write off of Deferred Debt Issuance Cost	View
Accounts Receivable, after Allowance for Credit Loss	View
Embedded Derivative, Gain on Embedded Derivative	View
Costs and Expenses, Related Party	View
Debt Conversion, Original Debt, Amount	View
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	View
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	View
Accounts Payable and Accrued Liabilities, Current	View
Accounts Payable and Accrued Liabilities	View
Accounts Payable, Current	View
Accounts Payable, Related Parties, Current	View
Accounts Receivable, after Allowance for Credit Loss, Current	View
Accounts Receivable, Related Parties, Current	View
Accretion Expense	View
Accretion of Discount (Deprecated 2016-01-31)	View
Accrued Income Taxes, Current	View
Accrued Liabilities, Current	View
Accrued Liabilities	View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	View
Accumulated Depreciation, Depletion and Amortization, Property, Plant and Equipment, Period Increase (Decrease)	View
Accumulated Other Comprehensive Income (Loss), Net of Tax	View
Additional Paid in Capital	View
Additional Paid in Capital, Common Stock	View
Segment Reporting Information, Expenditures for Additions to Long-Lived Assets (Deprecated 2013-01-31)	View
Adjustments to Additional Paid in Capital, Stock Split	View
Adjustments to Additional Paid in Capital, Warrant Issued	View
Share-based Payment Arrangement, Expense	View
Accounts Receivable, Allowance for Credit Loss	View
Amortization of Deferred Charges	View
Amortization of Deferred Loan Origination Fees, Net	View
Amortization of Debt Issuance Costs	View
Amortization of Debt Issuance Costs and Discounts	View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	View
Asset Impairment Charges	View
Asset Retirement Obligation	View
Asset Retirement Obligation, Accretion Expense	View
Asset Retirement Obligation, Current	View
Asset Retirement Obligation, Foreign Currency Translation (Deprecated 2016-01-31)	View
Asset Retirement Obligation, Foreign Currency Translation Gain (Loss)	View
Asset Retirement Obligation, Liabilities Incurred	View
Asset Retirement Obligation, Liabilities Settled	View
Asset Retirement Obligation, Revision of Estimate	View
Asset Retirement Obligations, Noncurrent	View
Assets	View
Assets, Current	View
Assets Held-for-sale, Current (Deprecated 2014-01-31)	View
Assets, Noncurrent	View
Disposal Group, Including Discontinued Operation, Assets	View
Disposal Group, Including Discontinued Operation, Assets, Current	View
Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax	View
Available-for-sale Securities, Current	View
Available-for-sale Securities, Equity Securities	View
Available-for-sale Securities, Noncurrent	View
Business Acquisition, Contingent Consideration, at Fair Value, Current (Deprecated 2013-01-31)	View
Business Acquisition, Contingent Consideration, at Fair Value, Noncurrent (Deprecated 2013-01-31)	View
Business Acquisition, Contingent Consideration, Potential Cash Payment (Deprecated 2013-01-31)	View
Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31)	View
Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable (Deprecated 2013-01-31)	View
Business Acquisition, Cost of Acquired Entity, Liabilities Incurred (Deprecated 2013-01-31)	View
Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)	View
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned	View
Business Acquisition, Pro Forma Earnings Per Share, Basic	View
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31)	View
Business Acquisition, Goodwill, Expected Tax Deductible Amount	View
Business Acquisition, Share Price	View
Business Acquisition, Pro Forma Net Income (Loss)	View
Business Acquisition, Pro Forma Revenue	View
Business Combination, Consideration Transferred	View
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	View
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability (Deprecated 2013-01-31)	View
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	View
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	View
Business Combination, Contingent Consideration, Liability	View
Business Combination, Contingent Consideration, Liability, Current	View
Business Combination, Contingent Consideration, Liability, Noncurrent	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Marketable Securities	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	View
Business Exit Costs (Deprecated 2013-01-31)	View
Capital Expenditures Incurred but Not yet Paid	View
Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities	View
Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative	View
Capitalized Costs, Oil and Gas Producing Activities, Gross	View
Capitalized Costs, Oil and Gas Producing Activities, Net	View
Capitalized Exploratory Well Costs	View
Cash Acquired from Acquisition	View
Cash and Cash Equivalents, at Carrying Value	View
Cash and Cash Equivalents, Period Increase (Decrease)	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	View
Cash Provided by (Used in) Investing Activities, Discontinued Operations	View
Cash Provided by (Used in) Operating Activities, Discontinued Operations	View
Class of Warrant or Right, Exercise Price of Warrants or Rights	View
Common Stock, Par or Stated Value Per Share	View
Common Stock, Shares Authorized	View
Common Stock, Shares, Issued	View
Common Stock, Shares, Outstanding	View
Common Stock, Value, Issued	View
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	View
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	View
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent	View
Construction in Progress, Gross	View
Construction Payable, Current	View
Contractual Obligation	View
Contractual Obligation, to be Paid, after Year Five	View
Contractual Obligation, to be Paid, Year Five	View
Contractual Obligation, to be Paid, Year Four	View
Contractual Obligation, to be Paid, Year One	View
Contractual Obligation, to be Paid, Year Two	View
Contractual Obligation, to be Paid, Year Three	View
Contractual Obligation, to be Paid, Remainder of Fiscal Year	View
Contract with Customer, Asset, before Allowance for Credit Loss	View
Contribution of Property	View
Convertible Preferred Stock, Shares Issued upon Conversion	View
Cost of Goods and Services Sold	View
Cost of Revenue	View
Costs and Expenses	View
Costs Incurred, Acquisition of Oil and Gas Properties	View
Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves	View
Costs Incurred, Acquisition of Unproved Oil and Gas Properties	View
Costs Incurred, Development Costs	View
Costs Incurred, Exploration Costs	View
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities	View
Current Federal Tax Expense (Benefit)	View
Current Foreign Tax Expense (Benefit)	View
Current Income Tax Expense (Benefit)	View
Current State and Local Tax Expense (Benefit)	View
Debt and Equity Securities, Gain (Loss)	View
Debt Instrument, Annual Principal Payment	View
Debt Instrument, Basis Spread on Variable Rate	View
Debt Instrument, Face Amount	View
Debt Instrument, Interest Rate During Period	View
Debt Instrument, Periodic Payment, Principal	View
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	View
Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction	View
Debt, Long-term and Short-term, Combined Amount	View
Debt Securities, Available-for-sale, Gain (Loss)	View
Decrease Due to Sales of Minerals in Place	View
Deferred Costs, Noncurrent	View
Deferred Costs	View
Deferred Federal Income Tax Expense (Benefit)	View
Deferred Foreign Income Tax Expense (Benefit)	View
Deferred Income Tax Expense (Benefit)	View
Deferred Income Taxes and Other Tax Liabilities, Noncurrent	View
Deferred Tax Assets, Gross	View
Deferred Tax Assets, Investments	View
Deferred Tax Assets, Net	View
Deferred Tax Assets, Net, Noncurrent	View
Deferred Tax Assets, Net of Valuation Allowance	View
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	View
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	View
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	View
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	View
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	View
Deferred Tax Liabilities, Investments	View
Deferred Tax Liabilities, Other	View
Deferred Tax Liabilities, Property, Plant and Equipment	View
Depletion	View
Deposits Assets, Current	View
Deposits Assets, Noncurrent	View
Depreciation, Depletion and Amortization, Nonproduction	View
Depreciation, Depletion and Amortization	View
Derivative Asset, Current	View
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	View
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	View
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax	View
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic and Diluted Share	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows (Deprecated 2014-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Cash Inflows (Deprecated 2014-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Development Costs (Deprecated 2013-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Income Tax Expense (Deprecated 2013-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Net Cash Flows (Deprecated 2014-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Future Production Costs (Deprecated 2013-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure (Deprecated 2014-01-31)	View
Disposal Group, Including Discontinued Operation, Assets, Noncurrent	View
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent	View
Disposal Group, Including Discontinued Operation, Revenue	View
Dividends Payable, Current	View
Dividends Payable	View
Dividends, Preferred Stock	View
Dividends, Preferred Stock, Paid-in-kind	View
Due from Related Parties	View
Earnings Per Share, Basic	View
Earnings Per Share, Basic and Diluted	View
Earnings Per Share, Diluted	View
Effective Income Tax Rate Reconciliation, Percent	View
Effect of Exchange Rate on Cash	View
Effect of Exchange Rate on Cash and Cash Equivalents	View
Embedded Derivative, Fair Value of Embedded Derivative Liability	View
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net	View
Embedded Derivative, No Longer Bifurcated, Amount Reclassified to Stockholders' Equity	View
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options (Deprecated 2017-01-31)	View
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	View
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount	View
Equity Method Investment, Realized Gain (Loss) on Disposal	View
Equity Securities, FV-NI	View
Escrow Deposit	View
Escrow Deposit Disbursements Related to Property Acquisition	View
Exploration Abandonment and Impairment Expense	View
Exploration and Production Revenue (Deprecated 2018-01-31)	View
Exploration Costs, Period Cost	View
Exploration Expense	View
Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs	View
Finance Lease, Interest Expense	View
Finance Lease, Liability	View
Finance Lease, Liability, to be Paid, after Year Five	View
Finance Lease, Liability, Payments, Due in Rolling after Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Four	View
Finance Lease, Liability, Payments, Due in Rolling Year Three	View
Finance Lease, Liability, Payments, Due in Rolling Year Two	View
Finance Lease, Liability, to be Paid, Year One	View
Finance Lease, Liability, to be Paid, Year Five	View
Finance Lease, Liability, to be Paid, Year Four	View
Finance Lease, Liability, to be Paid, Remainder of Fiscal Year	View
Finance Lease, Liability, Undiscounted Excess Amount	View
Finance Lease, Principal Payments	View
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	View
Finance Lease, Right-of-Use Asset, Accumulated Amortization	View
Finance Lease, Right-of-Use Asset, Amortization	View
Finance Lease, Weighted Average Discount Rate, Percent	View
Foreign Currency Transaction Gain (Loss), before Tax	View
Foreign Currency Transaction Loss, before Tax	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Cash Inflows	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs	View
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	View
Gain (Loss) on Disposition of Assets	View
Gain (Loss) on Investments	View
Gain (Loss) on Disposition of Business	View
Gain (Loss) on Disposition of Property Plant Equipment	View
Gain (Loss) on Sale of Securities, Net (Deprecated 2018-01-31)	View
Gain on Sale of Investments	View
Gain (Loss) on Extinguishment of Debt	View
Gain (Loss) on Disposition of Assets for Financial Service Operations	View
General and Administrative Expense	View
Goodwill	View
Goodwill, Impairment Loss	View
Goodwill, Written off Related to Sale of Business Unit	View
Debt Securities, Held-to-maturity, Current	View
Impaired Assets to be Disposed of by Method Other than Sale, Amount of Impairment Loss	View
Impairment of Oil and Gas Properties	View
Impairment of Real Estate	View
Income (Loss) from Continuing Operations before Income Taxes, Domestic	View
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	View
Income (Loss) from Continuing Operations before Income Taxes, Foreign	View
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	View
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Income (Loss) from Continuing Operations, Per Basic and Diluted Share	View
Income (Loss) from Continuing Operations, Per Basic Share	View
Income (Loss) from Continuing Operations, Per Diluted Share	View
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	View
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic and Diluted Share	View
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	View
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	View
Income Tax Expense (Benefit)	View
Operating Leases, Future Minimum Payments Due	View
Income Taxes Paid	View
Income Taxes Paid, Net	View
Income Taxes Receivable, Noncurrent	View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount	View
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount	View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	View
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount	View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	View
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount	View
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount	View
Increase (Decrease) in Accounts and Other Receivables	View
Increase (Decrease) in Accounts Payable	View
Increase (Decrease) in Accounts Payable and Other Operating Liabilities	View
Increase (Decrease) in Accounts Payable, Related Parties	View
Increase (Decrease) in Accounts Receivable	View
Increase (Decrease) in Accounts Receivable, Related Parties	View
Increase (Decrease) in Accrued Liabilities	View
Increase (Decrease) in Asset Retirement Obligations	View
Increase (Decrease) in Deferred Charges, Investing	View
Increase (Decrease) in Deferred Income Taxes	View
Increase (Decrease) in Due from Related Parties	View
Changes in Estimated Future Development Costs	View
Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves	View
Increase (Decrease) in Income Taxes Receivable	View
Increase (Decrease) in Inventories	View
Increase (Decrease) in Notes Receivable, Related Parties	View
Increase (Decrease) in Operating Capital	View
Increase (Decrease) in Other Noncurrent Liabilities	View
Increase (Decrease) in Other Operating Assets	View
Increase (Decrease) in Other Operating Assets and Liabilities, Net	View
Increase (Decrease) in Other Operating Liabilities	View
Increase (Decrease) in Prepaid Expense and Other Assets	View
Increase (Decrease) in Restricted Cash	View
Increase Due to Purchases of Minerals in Place	View
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants	View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	View
Interest and Other Income	View
Interest Income (Expense), Net	View
Interest Income (Expense), Nonoperating, Net	View
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	View
Interest Paid, Excluding Capitalized Interest, Operating Activities	View
Inventory, Net	View
Inventory Write-down	View
Investment Income, Investment Expense	View
Issuance of Stock and Warrants for Services or Claims	View
Operating Leases, Rent Expense	View
Lessee, Operating Lease, Liability, to be Paid	View
Lessee, Operating Lease, Liability, to be Paid, after Year Five	View
Lessee, Operating Lease, Liability, to be Paid, Year One	View
Lessee, Operating Lease, Liability, to be Paid, Year Five	View
Lessee, Operating Lease, Liability, to be Paid, Year Four	View
Lessee, Operating Lease, Liability, to be Paid, Year Three	View
Lessee, Operating Lease, Liability, to be Paid, Year Two	View
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	View
Liabilities	View
Liabilities and Equity	View
Liabilities, Current	View
Liabilities, Noncurrent	View
Liabilities of Assets Held-for-sale (Deprecated 2014-01-31)	View
Disposal Group, Including Discontinued Operation, Liabilities	View
Disposal Group, Including Discontinued Operation, Liabilities, Current	View
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent	View
Line of Credit Facility, Maximum Borrowing Capacity	View
Long-term Debt	View
Long-term Debt, Current Maturities	View
Long-Term Debt, Maturity, Year One	View
Long-Term Debt, Maturity, Year Five	View
Long-Term Debt, Maturity, Year Four	View
Long-Term Debt, Maturity, Year Three	View
Long-Term Debt, Maturity, Year Two	View
Notes Payable, Noncurrent	View
Long-term Purchase Commitment, Minimum Energy Volume Required	View
Long-term Purchase Commitment, Minimum Quantity Required	View
Net Cash Provided by (Used in) Financing Activities	View
Net Cash Provided by (Used in) Financing Activities, Continuing Operations	View
Net Cash Provided by (Used in) Investing Activities	View
Net Cash Provided by (Used in) Investing Activities, Continuing Operations	View
Net Cash Provided by (Used in) Operating Activities	View
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	View
Net Income (Loss) Attributable to Parent	View
Net Income (Loss) Attributable to Noncontrolling Interest	View
Net Income (Loss) Available to Common Stockholders, Basic	View
Net Increase (Decrease) in Sales and Transfer Prices and Production Costs	View
Noncash or Part Noncash Acquisition, Fixed Assets Acquired	View
Noncash or Part Noncash Acquisition, Investments Acquired	View
Noncash or Part Noncash Acquisition, Other Assets Acquired	View
Noncash or Part Noncash Acquisition, Other Liabilities Assumed	View
Noncash or Part Noncash Divestiture, Amount of Consideration Received	View
Noncontrolling Interest, Increase from Business Combination	View
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	View
Noninterest Income, Other Operating Income	View
Nonoperating Income (Expense)	View
Notes Issued	View
Notes Payable, Current	View
Notes Payable to Bank, Current	View
Notes Payable to Bank, Noncurrent	View
Notes Receivable, Related Parties, Noncurrent	View
Notes Reduction	View
Number of Operating Segments	View
Number of Reportable Segments	View
Oil and Gas Property, Successful Effort Method, Gross	View
Oil and Gas Revenue (Deprecated 2018-01-31)	View
Oil and Gas Sales Revenue (Deprecated 2018-01-31)	View
Operating Expenses	View
Operating Income (Loss)	View
Operating Lease, Cost	View
Operating Lease, Liability	View
Operating Lease, Liability, Current	View
Operating Lease, Liability, Noncurrent	View
Operating Lease, Payments	View
Operating Lease, Right-of-Use Asset	View
Operating Leases, Future Minimum Payments, Due in Five Years	View
Operating Leases, Future Minimum Payments, Due in Four Years	View
Operating Leases, Future Minimum Payments, Due in Three Years	View
Operating Leases, Future Minimum Payments, Due in Two Years	View
Operating Leases, Future Minimum Payments, Due Thereafter	View
Other Asset Impairment Charges	View
Other Assets	View
Other Assets, Current	View
Other Assets, Miscellaneous, Noncurrent	View
Other Assets, Noncurrent	View
Other Commitment	View
Other Commitment, to be Paid, after Year Five	View
Other Commitment, to be Paid, Year Five	View
Other Commitment, to be Paid, Year Four	View
Other Commitment, to be Paid, Year One	View
Other Commitment, to be Paid, Year Two	View
Other Commitment, to be Paid, Year Three	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Noncontrolling Interest	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent	View
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax	View
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	View
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	View
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax	View
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment Realized upon Sale or Liquidation, Net of Tax (Deprecated 2013-01-31)	View
Other Comprehensive Income (Loss), Net of Tax	View
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	View
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax	View
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax	View
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax	View
Other General and Administrative Expense	View
Other Liabilities, Current	View
Other Liabilities, Noncurrent	View
Other Noncash Income (Expense)	View
Other Nonoperating Income (Expense)	View
Other Significant Noncash Transaction, Value of Consideration Given	View
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities	View
Paid-in-Kind Interest	View
Payments for Postemployment Benefits	View
Payments for (Proceeds from) Businesses and Interest in Affiliates	View
Payments for (Proceeds from) Other Investing Activities	View
Payments for (Proceeds from) Productive Assets	View
Payments for Repurchase of Common Stock	View
Payments for Repurchase of Other Equity	View
Payments for Repurchase of Warrants	View
Payments of Debt Issuance Costs	View
Payments of Ordinary Dividends, Preferred Stock and Preference Stock	View
Payments of Financing Costs	View
Payments of Stock Issuance Costs	View
Payment, Tax Withholding, Share-based Payment Arrangement	View
Payments to Acquire Additional Interest in Subsidiaries	View
Payments to Acquire Available-for-sale Securities	View
Payments to Acquire Businesses, Gross	View
Payments to Acquire Business Three, Net of Cash Acquired	View
Payments to Acquire Business Two, Net of Cash Acquired	View
Payments to Acquire Interest in Subsidiaries and Affiliates	View
Payments to Acquire Land	View
Payments to Acquire Land Held-for-use	View
Payments to Acquire Oil and Gas Property and Equipment	View
Payments to Acquire Productive Assets	View
Payments to Acquire Property, Plant, and Equipment	View
Payments to Explore and Develop Oil and Gas Properties	View
Payments to Noncontrolling Interests	View
Preferred Stock, Accretion of Redemption Discount	View
Preferred Stock Dividends, Income Statement Impact	View
Preferred Stock Dividends, Shares	View
Preferred Stock, Liquidation Preference, Value	View
Preferred Stock, Par or Stated Value Per Share	View
Preferred Stock, Shares Authorized	View
Preferred Stock, Shares Issued	View
Preferred Stock, Value, Issued	View
Preferred Stock, Value, Outstanding	View
Prepaid Expense and Other Assets, Current	View
Accrued Professional Fees, Current	View
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	View
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	View
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax	View
Available-for-sale Equity Securities, Amortized Cost Basis	View
Available-for-sale Securities	View
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	View
Deferred Income Taxes and Other Tax Receivable, Current	View
Deferred Tax Liabilities, Gross	View
Deferred State and Local Income Tax Expense (Benefit)	View
Deferred Tax Assets, Property, Plant and Equipment	View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits	View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	View
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations	View
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Legal Settlements	View
Deferred Tax Assets, Valuation Allowance	View
Finance Lease, Liability, Payment, Due	View
Finance Lease, Liability, to be Paid, Year Three	View
Finance Lease, Liability, to be Paid, Year Two	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Production Costs	View
Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Ten Percent Annual Discount for Estimated Timing of Cash Flows	View
Gain (Loss) on Derivative Instruments, Net, Pretax	View
Income Tax Expense (Benefit), Continuing Operations (Deprecated 2013-01-31)	View
Interest Paid, Discontinued Operations	View
Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year	View
Loss Contingency Accrual	View
Loss Contingency, Damages Sought, Value	View
Loss Contingency, Number of Defendants	View
Stockholders' Equity Attributable to Noncontrolling Interest	View
Noncontrolling Interest, Increase from Equity Issuance or Sale of Parent Equity Interest (Deprecated 2013-01-31)	View
Natural Gas Production Revenue (Deprecated 2018-01-31)	View
Net Cash Provided by (Used in) Discontinued Operations	View
Operating Leases, Future Minimum Payments Due, Next Twelve Months	View
Operating Leases, Rent Expense, Net	View
Operating Lease, Weighted Average Discount Rate, Percent	View
Other Accrued Liabilities, Current	View
Payments to Acquire Marketable Securities	View
Preferred Stock, Shares Outstanding	View
Prepaid Expense, Current	View
Prepaid Insurance	View
Prepaid Rent	View
Previously Estimated Development Costs Incurred	View
Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31)	View
Proceeds from Contributions from Affiliates	View
Proceeds from Divestiture of Businesses	View
Proceeds from Issuance of Common Stock	View
Proceeds from Issuance of Preferred Stock and Preference Stock	View
Proceeds from Issuance of Secured Debt	View
Proceeds from Partnership Contribution	View
Proceeds from (Payments for) Other Financing Activities	View
Proceeds from (Repayments of) Debt	View
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale	View
Proceeds from Sale and Maturity of Marketable Securities	View
Proceeds from Sale of Available-for-sale Securities	View
Proceeds from Sale of Debt Securities, Available-for-sale	View
Proceeds from Sale of Available-for-sale Securities, Equity	View
Proceeds from Sale of Oil and Gas Property and Equipment	View
Proceeds from Sale of Property, Plant, and Equipment	View
Proceeds from Short-term Debt	View
Proceeds from Warrant Exercises	View
Production Costs, Period Cost	View
Productive Oil Wells, Number of Wells, Gross	View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number	View
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price	View

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Chart of Accounts => Accounts