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Company Name: US ENERGY CORP
CIK: 101594
Phone: None
Fiscal Year End: None
Entity Type:
SIC: -
Category Type:
Entity Name: None
First Filing Date: 2011-08-11
Last Filing Date: 2025-05-12
SEC Filings
Start End Frame Filed ACCN Value View
2018-01-01 2018-03-31 CY2017Q1 2018-05-14 0001493152-18-006704 $ 12,148,527 View
2019-04-01 2019-06-30 CY2018Q2 2019-10-15 0001493152-19-015520 $ 13,405 View
2020-01-01 2020-03-31 CY2019Q1 2020-05-14 0001493152-20-008754 $ 1,360,000 View
2021-01-01 2021-03-31 CY2020Q1 2021-05-13 0001493152-21-011310 $ 3,924 View
2021-04-01 2021-06-30 CY2020Q2 2021-08-12 0001493152-21-019531 $ 4,676,000 View
2021-07-01 2021-09-30 CY2020Q3 2021-11-12 0001493152-21-027958 $ 4,676,301 View
2021-01-01 2021-12-31 CY2021 2022-03-28 0001493152-22-007884 $ -38,000 View
2012-04-01 2012-06-30 CY2011Q2 2012-08-09 0000101594-12-000051 $ 27,460,483 View
2012-07-01 2012-09-30 CY2011Q3 2012-11-09 0000101594-12-000069 $ 27,468,355 View
2013-01-01 2013-03-31 CY2013Q1 2013-05-10 0000101594-13-000023 $ 27,667,102 View
2013-04-01 2013-06-30 CY2013Q2 2013-08-08 0000101594-13-000037 $ 27,682,272 View
2013-07-01 2013-09-30 CY2013Q3 2013-11-08 0000101594-13-000049 $ 27,682,602 View
2016-01-01 2016-03-31 CY2016Q1 2016-05-16 0001615774-16-005478 $ 28,233,000 View
2016-04-01 2016-06-30 CY2016Q2 2016-08-15 0001615774-16-006824 $ 4,705,000 View
2016-10-01 2016-12-31 CY2015Q4 2017-04-17 0001615774-17-001735 $ 4,768,013 View
2017-04-01 2017-06-30 CY2017Q2 2017-08-14 0001615774-17-004370 $ 5,834,568 View
2017-07-01 2017-09-30 CY2017Q3 2017-11-14 0001615774-17-006711 $ 5,834,568 View
2017-10-01 2017-12-31 CY2017Q4 2018-03-28 0001493152-18-004053 $ 5,899,802 View
2018-04-01 2018-06-30 CY2017Q2 2018-08-14 0001493152-18-011826 $ 12,744,565 View
2016-07-01 2016-09-30 CY2016Q3 2016-11-21 0001615774-16-008508 $ 4,768,000 View
2011-04-01 2011-06-30 CY2010Q2 2011-08-11 0000101594-11-000069 $ 27,220,049 View
2011-07-01 2011-09-30 CY2010Q3 2011-11-07 0000101594-11-000086 $ 27,259,174 View
2019-07-01 2019-09-30 CY2018Q3 2019-11-14 0001493152-19-017507 $ 13,406,000 View
2019-01-01 2019-12-31 CY2018 2020-03-30 0001493152-20-005194 $ 1,340,000 View
2020-04-01 2020-06-30 CY2019Q2 2020-08-14 0001493152-20-015626 $ 1,399,000 View
2020-07-01 2020-09-30 CY2019Q3 2020-11-16 0001493152-20-021693 $ 1,400 View
2020-01-01 2020-12-31 CY2019 2021-03-26 0001493152-21-006877 $ 1,628,000 View
2011-01-01 2011-12-31 CY2011 2012-03-14 0000101594-12-000017 $ 27,238,869 View
2012-01-01 2012-03-31 CY2011Q1 2012-05-10 0000101594-12-000033 $ 27,438,584 View
2012-10-01 2012-12-31 CY2010Q4 2013-03-18 0000101594-13-000008 $ 27,475,813 View
2013-10-01 2013-12-31 CY2011Q4 2014-03-12 0000101594-14-000007 $ 27,682,602 View
2014-01-01 2014-03-31 CY2013Q1 2014-05-09 0000101594-14-000023 $ 27,738,083 View
2014-04-01 2014-06-30 CY2013Q2 2014-08-11 0000101594-14-000035 $ 27,785,280 View
2015-01-01 2015-03-31 CY2015Q1 2015-05-11 0000101594-15-000012 $ 28,047,661 View
2015-04-01 2015-06-30 CY2015Q2 2015-08-10 0000101594-15-000035 $ 28,047,661 View
2014-07-01 2014-09-30 CY2013Q3 2014-11-10 0000101594-14-000045 $ 27,899,505 View
2014-10-01 2014-12-31 CY2013Q4 2015-03-12 0000101594-15-000002 $ 27,905,940 View
2015-07-01 2015-09-30 CY2015Q3 2015-11-09 0000101594-15-000043 $ 28,051,066 View
2015-10-01 2015-12-31 CY2014Q4 2016-04-14 0001615774-16-004967 $ 28,111,000 View
2018-07-01 2018-09-30 CY2017Q3 2018-11-13 0001493152-18-015626 $ 13,234,709 View
2018-01-01 2018-12-31 CY2017 2019-09-16 0001493152-19-014181 $ 12,889 View
2019-01-01 2019-03-31 CY2018Q1 2019-10-15 0001493152-19-015516 $ 13,405 View
2022-01-01 2022-03-31 CY2021Q1 2022-05-12 0001493152-22-013053 $ 23,717,240 View
2022-01-01 2022-06-30 CY2021Q2 2022-08-11 0001493152-22-022087 $ 174,000 View
2022-07-01 2022-09-30 CY2021Q3 2022-11-10 0001493152-22-031398 $ 101,000 View
2022-01-01 2022-12-31 CY2021Q4I 2023-04-13 0001493152-23-012144 $ 319,000 View
2023-01-01 2023-03-31 CY2023Q1I 2023-05-11 0001493152-23-016393 $ 0 View
2023-04-01 2023-06-30 CY2023Q2 2023-08-14 0001493152-23-027958 $ 163,300 View
2025-01-01 2025-03-31 CY2025Q1 2025-05-12 0001437749-25-015919 $ 2,632,000 View
2023-01-01 2023-09-30 CY2022Q3 2023-11-13 0001437749-23-031623 $ 1 View
2023-01-01 2023-12-31 CY2022 2024-03-26 0001437749-24-009440 $ 175,000 View
2024-01-01 2024-03-31 CY2023Q1 2024-05-09 0001437749-24-015698 $ 40,000 View
2024-01-01 2024-06-30 CY2024Q2I 2024-08-07 0001437749-24-025184 $ 2,000,000 View
2024-01-01 2024-09-30 CY2023Q3I 2024-11-12 0001437749-24-034310 $ 1,599,000 View
2024-01-01 2024-06-26 CY2024Q2I 2025-03-13 0001437749-25-007375 $ 2,600,000 View
2016-01-01 2016-03-31 CY2016Q1 2017-05-19 0001615774-17-002537 $ -573,000 View
SEC Facts By Type
Type Name Description View
us-gaap Increase (Decrease) in Other Operating Liabilities Amount of increase (decrease) in operating liabilities classified as other. 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 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 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 Accrued Liabilities, Fair Value Disclosure Fair value portion of accrued expenses. 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 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, 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 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 Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31) This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale. View
us-gaap Cash 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. Excludes cash and cash equivalents within disposal group and discontinued operation. 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 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 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 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 Income Tax Expense (Benefit) Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. 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 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 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 Disposal Group, Including Discontinued Operation, Accrued Liabilities Amount classified as accrued liabilities attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31) For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. 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, Other than Temporary Impairment This item represents an other than temporary decline in value that has been recognized against an investment accounted for under the equity method of accounting. The excess of the carrying amount over the fair value of the investment represents the amount of the write down which is or was reflected in earnings. The written down value is a new cost basis with the adjusted value of the investment becoming its new carrying value subject to the equity accounting method. Evidence of a loss in value might include, but would not necessarily be limited to, absence of an ability to recover the carrying amount of the investment or inability of the investee to sustain an earnings capacity which would justify the carrying amount of the investment. 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 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. 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 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 (Loss) on Sale of Assets and Asset Impairment Charges Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. 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 Held-to-maturity Securities, Restricted, Current (Deprecated 2018-01-31) This item represents investments in debt securities which are categorized as held-to-maturity and that have scheduled maturities within one year of the balance sheet date or the normal operating cycle, whichever is longer, and that are pledged to one or more secured parties who have the right to buy, sell, or re-pledge the collateral. View
us-gaap Income Taxes Receivable, Current Carrying amount due within 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, 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 Increase (Decrease) in Unproved Oil and Gas Property The increase (decrease) during the reporting period in the book value of property designated for oil and gas production that has not been found (through exploratory drilling) to have extractible reserves of oil and gas. View
us-gaap Incremental Common Shares Attributable to Dilutive Effect of Nonvested Shares with Forfeitable Dividends Number of additional shares included in diluted EPS for potentially dilutive effect of nonvested equity-based payment award containing forfeitable rights to dividends or dividend equivalents, whether paid or unpaid. 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, 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 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 Line of Credit, Current The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. View
us-gaap Litigation Settlement, Expense Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees. View
us-gaap Long Lived Assets Held-for-sale, Impairment Charge (Deprecated 2013-01-31) The loss recognized for any initial write-down from carrying value to fair value less cost to sell for a classified as held for sale. 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 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 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 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 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, Lease Income Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. View
us-gaap Operating Loss Carryforwards Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. View
us-gaap Other Accrued Liabilities, Noncurrent Amount of expenses incurred but not yet paid classified as other, due after one year or the normal operating cycle, if longer. View
us-gaap Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2012-01-31) Pre tax reclassification adjustment for gains or losses realized upon the sale of securities. View
us-gaap OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Amount, before tax and 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 Payments for Repurchase of Redeemable Preferred Stock The cash outflow for reacquisition of callable preferred stock. 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 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 Real Estate The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. View
us-gaap Proceeds from (Repayments of) Related Party Debt Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts. 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 Interest in Corporate Unit The cash inflow resulting from the sale of an interest in a corporate unit during the period. View
us-gaap Proceeds from Sale of Investment Projects The cash inflow from the sale of investment projects held by an entity in hopes of getting a future return or interest from it. 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 Property Subject to or Available for Operating Lease, Gross Amount before accumulated depreciation of physical assets used in the normal conduct of business to produce goods and services subject to or available for lease. View
us-gaap Results of Operations, Oil and Gas Producing Activities Net Income (Excluding Corporate Overhead and Interest Costs) The results of operations for oil and gas producing activities, excluding corporate overhead and interest costs. 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 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 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, 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 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, Options, Grants in Period, Gross Gross number of share options (or share units) granted during the period. 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 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 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 Temporary Equity, Carrying Amount, Attributable to Parent Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer. View
us-gaap Temporary Equity, Liquidation Preference The aggregate liquidation preference (or restrictions) of stock classified as temporary equity that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. View
us-gaap Temporary Equity, Shares Outstanding The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. View
us-gaap Unrealized Gain (Loss) on Price Risk Cash Flow Derivatives, before Tax Amount of unrealized gain (loss) arising from the change in fair value of price risk derivatives designated as cash flow hedging instruments recorded in accumulated other comprehensive income in the period, before taxes, to the extent that the cash flow hedge is determined to be effective. View
us-gaap Weighted Average Number of Shares Issued, Basic This element represents the weighted average total number of shares issued throughout the period including the first (beginning balance outstanding) and last (ending balance outstanding) day of the period before considering any reductions (for instance, shares held in treasury) to arrive at the weighted average number of shares outstanding. Weighted average relates to the portion of time within a reporting period that common shares have been issued and outstanding to the total time in that period. Such concept is used in determining the weighted average number of shares outstanding for purposes of calculating earnings per share (basic). View
us-gaap Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Amount of undistributed earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method. View
us-gaap Accounts Payable, Trade, Current Carrying value as of the balance sheet date of obligations 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 Accrued Insurance, Current Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). 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 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 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 Other Assets, Miscellaneous, Current Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer. 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 Real Estate Held-for-sale Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity. View
us-gaap Stock Repurchase Program, Authorized Amount Amount of stock repurchase plan authorized. View
us-gaap Taxes, Miscellaneous All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax. View
us-gaap Marketable Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss Amount of unrealized and realized gain (loss) on investment in marketable security, excluding other-than-temporary impairment (OTTI). View
us-gaap Proceeds from Long-term Lines of Credit The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. View
us-gaap Stock Issued During Period, Shares, Acquisitions Number of shares of stock issued during the period pursuant to acquisitions. View
us-gaap Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration. View
us-gaap Stock Issued During Period, Value, Purchase of Assets Value of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination. View
us-gaap Lease Obligation Incurred Amount of increase in lease obligation from new lease. 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 Current Assets Amount of increase (decrease) in current assets classified as other. 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
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
us-gaap Deferred Tax Assets, Equity Method Investments Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from equity method investments. 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 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 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 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
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
srt 2088977 None View
us-gaap Accounts Payable and Other Accrued Liabilities, Current Amount of liabilities incurred to vendors for goods and services received, and accrued liabilities classified as other, payable within one year or the normal operating cycle, if longer. 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 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 Accretion (Amortization) of Discounts and Premiums, Investments The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method. 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 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 AOCI, Debt Securities, Available-for-sale, Adjustment, after Tax Amount, after tax, of accumulated 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). 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 Acquisition Costs, Period Cost The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. View
us-gaap Acquisition Costs, Cumulative The capitalized costs incurred (excluded from amortization), as of the date of the balance sheet, to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. 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 Adjustments to Additional Paid in Capital, Share-based Compensation, Nonvested Shares, Requisite Service Period Recognition (Deprecated 2013-01-31) This element represents the amount of recognized equity-based compensation related to nonvested shares during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). View
us-gaap APIC, Share-based Payment Arrangement, Option, Increase for Cost Recognition Amount of increase to additional paid-in capital (APIC) for recognition of cost for option under share-based payment arrangement. View
us-gaap Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. 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, after Tax Amount, after tax, of expense for award under share-based payment arrangement. View
us-gaap Accounts Receivable, Allowance for Credit Loss, Current Amount of allowance for credit loss on accounts receivable, classified as current. View
us-gaap Amortization Expense Per Physical Unit of Production Amortization computed on the basis of physical units, with oil and gas converted to a common unit of measure on the basis of their approximate relative energy content. View
us-gaap Amortization of Debt Discount (Premium) Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. View
us-gaap Amortization of Debt Issuance Costs Amount of amortization expense attributable to 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 Area of Land Area of land held. 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 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, 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, 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 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, Fair Value Disclosure Fair value portion of 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 Held-for-sale, Long Lived (Deprecated 2014-01-31) Long-lived assets that are held for sale apart from normal operations and anticipated to be sold in less than one year. View
us-gaap Assets Held-for-sale, Long Lived, Fair Value Disclosure Fair value portion of assets classified as held for sale. View
us-gaap Assets Held-for-sale, Not Part of Disposal Group, Current Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. 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 Securities Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. View
us-gaap Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. View
us-gaap Available-for-sale Securities, Amortized Cost Basis This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous 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, Continuous Unrealized Loss Position, Fair Value This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities. View
us-gaap Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months. View
us-gaap Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer. 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 Capitalized Costs, Wells and Related Equipment and Facilities Capitalized costs which include those incurred to (1) to drill and equip those exploratory wells and exploratory-type stratigraphic test wells that have found proved reserves and (2) obtain access to proved reserves and provide facilities for extracting, treating, gathering, storing the oil and gas, including the drilling and equipping of development wells and development-type stratigraphic wells and service wells. View
us-gaap Available-for-sale Securities, Gross Unrealized Gain (Loss) (Deprecated 2013-01-31) The net amount of gross unrealized gains (losses) for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities. View
us-gaap Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31) Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for securities which are categorized neither as held-to-maturity nor trading securities. View
us-gaap Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31) Amount of the excess of amortized cost basis over fair value of securities in a loss position and categorized neither as held-to-maturity nor trading securities. View
us-gaap Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31) Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for securities categorized neither as held-to-maturity nor trading securities. 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, Transaction Costs Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. View
us-gaap Business Acquisition, Percentage of Voting Interests Acquired Percentage of voting equity interests acquired at the acquisition date in the business combination. View
us-gaap Business Combination, Bargain Purchase, Gain Recognized, Amount In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity. 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, Mineral Interests in Unproved Properties Capitalized costs of unproven properties that include fee ownership or a lease, concession, or other interest representing the right to extract oil or gas subject to such terms as may be imposed by the conveyance of that interest. View
us-gaap Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost The sum of the capitalized costs incurred during the period of unproved properties excluded from amortization including acquisition costs, exploration costs, development costs, and production costs. 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 Costs, Proved Properties Capitalized costs of proved properties incurred for any combination mineral interests acquisitions; wells and related equipment; support equipment and facilities; and uncompleted wells and equipment and other costs not previously disclosed within this table. View
us-gaap Capitalized Costs, Uncompleted Wells, Equipment and Facilities Capitalized costs of which include those incurred to (1) drill and equip wells that are not yet completed (2) acquire or construct equipment and facilities that are not yet installed. View
us-gaap Capitalized Costs, Unproved Properties Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. 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 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 Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, 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 Cash Equivalents, at Carrying Value Amount of 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 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 Each Warrant or Right Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares. View
us-gaap Class of Warrant or Right, Outstanding Number of warrants or rights outstanding. View
us-gaap Commitments and Contingencies Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur. View
us-gaap Common Stock, Capital Shares Reserved for Future Issuance Aggregate number of common shares reserved for future issuance. 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, 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 Concentration Risk, Percentage "For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the ""benchmark"" (or denominator) in the equation, this concept represents the concentration percentage derived from the division." View
us-gaap Cost of Goods Sold, Oil and Gas (Deprecated 2018-01-31) Total costs related to oil and gas produced and sold 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, 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 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 Customer Loyalty Program Liability, Noncurrent Value of deferred revenue or cost to provide products or services, which is expected to be recognized in income or incurred after one year or beyond the normal operating cycle, if longer, resulting from customer loyalty program. Excludes liability associated with frequent flier programs. Includes liability associated with customer loyalty programs for other businesses, for example, but is not limited to, hotels, supermarkets, credit card companies, automobile rental companies, and book sellers. View
us-gaap Customer Refund Liability, Current Current regulatory liabilities generally represent obligations to make refunds to customers for various reasons including overpayment. View
us-gaap Debt, Current Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. View
us-gaap Debt Instrument, Face Amount Face (par) amount of debt instrument at time of issuance. View
us-gaap Debt Instrument, Fair Value Disclosure Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. View
us-gaap Debt Instrument, Interest Rate, Increase (Decrease) Incremental percentage increase (decrease) in the stated rate on a debt instrument. 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 Income Taxes and Tax Credits Amount of deferred income tax expense (benefit) and income tax credits. View
us-gaap Deferred Tax Liabilities, Gross Amount of deferred tax liability attributable to taxable temporary differences. View
us-gaap Deferred Rent Credit, Current For a classified balance sheet, the cumulative difference as of the balance sheet date between the payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, within one year of the balance sheet date. 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 Deferred Tax Assets, Charitable Contribution Carryforwards Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards. View
us-gaap Deferred Tax Assets, Derivative Instruments Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. View
us-gaap Deposit Liability, Current The current portion, due within one year or one operating cycle, if longer, of deposits held other than customer deposits. 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 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 Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. 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 Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. View
us-gaap Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards. View
us-gaap Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from employee benefits, classified as other. View
us-gaap Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee compensation. 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, 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 Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other. 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 Deferred Tax Liabilities, Derivatives Amount of deferred tax liability attributable to taxable temporary differences from derivatives. 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 Liabilities, Net, Noncurrent Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. 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 Deferred Tax Liabilities, Tax Deferred Income Amount of deferred tax liability attributable to taxable temporary differences from tax deferred revenue or income classified as other. View
us-gaap Liability, Defined Benefit Pension Plan, Noncurrent Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan. View
us-gaap Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement. View
us-gaap Defined Contribution Plan, Cost Amount of cost for defined contribution plan. View
us-gaap Defined Contribution Plan, Maximum Annual Contribution Per Employee, Amount (Deprecated 2013-01-31) Maximum amount per employee, by the terms of the plan, that the employer may contribute to a defined contribution plan. View
us-gaap Defined Contribution Plan, Maximum Annual Contribution Per Employee, Percent (Deprecated 2013-01-31) Maximum percentage of employee gross pay, by the terms of the plan, that the employer may contribute to a defined contribution plan. View
us-gaap Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount Maximum amount the employee may contribute to a defined contribution plan. View
us-gaap Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. View
us-gaap Depletion of Oil and Gas Properties The noncash expense charged against earnings to recognize the consumption of oil and gas reserves that are part of an entities' assets. View
us-gaap Depreciation The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. 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, Collateral, Obligation to Return Cash, Offset Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets. View
us-gaap Derivative Asset, Fair Value, Gross Liability Fair value of liability associated with 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. View
us-gaap Derivative, Gain (Loss) on Derivative, Net Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. View
us-gaap Derivative Liability, Collateral, Right to Reclaim Cash, Offset Amount of right to receive cash collateral under master netting arrangements offset against derivative liabilities. View
us-gaap Derivative Liability, Fair Value, Gross Asset Fair value of asset associated with 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. View
us-gaap Development Costs, Period Cost The capitalized costs incurred during the period (excluded from amortization) to obtain access to proved reserves and to provide facilities for extracting, treating, gathering and storing the oil and gas. View
us-gaap Development Costs, Cumulative The capitalized costs incurred (excluded from amortization), as of the date of the balance sheet, to obtain access to proved reserves and to provide facilities for extracting, treating, gathering and storing the oil and gas. 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, 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 Discontinued Operation, Income (Loss) from Discontinued Operation, 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. View
us-gaap Discontinued Operation, Income (Loss) from Discontinued Operation, 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. 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, Accounts, Notes and Loans Receivable, Net Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Accounts Payable Amount classified as accounts payable attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents Amount classified as cash and cash equivalents attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, General and Administrative Expense Amount of general and administrative expense attributable to disposal group, including, but not limited to, discontinued operation. View
us-gaap Disposal Group, Including Discontinued Operation, Other Assets Amount classified as other assets attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Other Assets, Current Amount classified as other 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 Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Amount classified as other 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, Other Liabilities, Noncurrent Amount classified as other 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 Due from Related Parties, Current The aggregate amount of receivables to be collected from related parties 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, at the financial statement date. which are usually due within one year (or one business cycle). View
us-gaap Due to Related Parties, Current Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). 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 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 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 Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Percentage of domestic federal statutory tax rate applicable to pretax income (loss). View
us-gaap Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Percentage 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 changes in the income tax rates. View
us-gaap Effective Income Tax Rate Reconciliation, Deduction, Percent Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions. View
us-gaap Effects of Cash Flow Hedges Not Considered in Calculating Ceiling Limitation, Amount Amount that would have been charged to income had the effects of the cash flow hedges not been considered in calculating the ceiling limitation at an oil and gas producing company subject to the full cost rules. View
us-gaap Employee-related Liabilities, Current Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). 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 Employee Stock Ownership Plan (ESOP), Shares in ESOP Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan. View
us-gaap Equity Method Investment, Ownership Percentage The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. 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 Excess Tax Benefit from Share-based Compensation, Financing Activities Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes. View
us-gaap Exploration Costs, Cumulative "The capitalized costs incurred (excluded from amortization), as of the date of the balance sheet, 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, Mining (Deprecated 2018-01-31) Exploration expenses (including prospecting) related to the mining industry would be included in operating expenses. Exploration costs include costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of mineral reserves. 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 Fair Value Adjustment of Warrants Amount of expense (income) related to adjustment to fair value of warrant liability. View
us-gaap Fair Value Inputs, Discount Rate (Deprecated 2018-01-31) Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. View
us-gaap Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) Amount of increase (decrease) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. View
us-gaap Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. View
us-gaap Increase (Decrease) in Other Deposits Amount of increase (decrease) in deposit liabilities classified as other. View
us-gaap Fair Value of Assets Acquired The fair value of assets acquired in noncash investing or financing activities. 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 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 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 Gain (Loss) from Price Risk Management Activity Gain (loss) incurred in risk management activities. 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 Sale of Derivatives The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. View
us-gaap Gain (Loss) on Disposition of Oil and Gas Property Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties. View
us-gaap Gain (Loss) on Sale of Other Investments Amount of gain (loss) included in earnings for investments classified as other. View
us-gaap Gain (Loss) on Disposition of Oil and Gas and Timber Property Amount of gain (loss) on sale or disposal of oil and gas property or timber property. 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 Gas and Oil Area, Developed, Gross Area spaced or assigned to productive wells in which a working interest is owned. View
us-gaap Gas and Oil Area, Developed, Net Fractional interest owned based on working interests or other economic arrangements of area spaced or assigned to productive wells. 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 General Insurance Expense The expense in the period incurred with respect to protection provided by insurance entities against risks other than risks associated with production (which are allocated to cost of sales). View
us-gaap Hedging Assets, Current Carrying amount as of the balance sheet date of the asset arising from a financial instrument or a contract used to mitigate a specified risk (hedge), and which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer. View
us-gaap Hedging Liabilities, Current Carrying amount as of the balance sheet date of the liability arising from a financial instrument or a contract used to mitigate a specified risk (hedge), and which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer. View
us-gaap Impairment of Long-Lived Assets Held-for-use The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). View
us-gaap Impairment of Long-Lived Assets to be Disposed of The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. 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 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 (Loss) from Operations before Extraordinary Items, Per Basic Share (Deprecated 2019-01-31) The amount of net Income or Loss before extraordinary items per each share of common stock or unit outstanding during the reporting period. 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 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 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, Including Portion Attributable to Noncontrolling Interest Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. 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, 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 (Loss) from Equity Method Investments Amount of income (loss) for proportionate share of equity method investee's income (loss). 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 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, Depletion, 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 depletion. 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 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, Prior Year 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 revisions of previously reported income tax expense (benefit). 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 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 Accrued Liabilities The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid. 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 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 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 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 Employee Related Liabilities The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. 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 Operating Capital The increase (decrease) during the reporting period of all assets and liabilities used in operating activities. View
us-gaap 2089252 None View
us-gaap Increase (Decrease) in Other Accrued Liabilities The increase (decrease) during the reporting period in other expenses incurred but not yet paid. View
us-gaap Increase (Decrease) of Restricted Investments The net cash inflow or outflow for the increase (decrease) associated with investments (not to include restricted cash) that are pledged or subject to withdrawal restrictions. 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 Expense Amount of the cost of borrowed funds accounted for as interest expense. View
us-gaap Interest Income (Expense), Net The net amount of operating interest income (expense). View
us-gaap Interest Income, Operating Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities. 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, 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 Investment Building and Building Improvements Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements. View
us-gaap Investment Income, Interest Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. View
us-gaap Investment Owned, Balance, Shares Balance held at close of period in number of shares. View
us-gaap Investments Sum of the carrying amounts as of the balance sheet date of all investments. View
us-gaap Land Available-for-sale Carrying value of land held for sale. View
us-gaap Lease, Cost Amount of lease cost recognized by lessee for lease contract. 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, 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 Lessor, Operating Lease, Payments to be Received Amount of lease payments to be received by lessor for operating lease. View
us-gaap Lessor, Operating Lease, Payment to be Received, Year Five Amount of lease payment to be received by lessor for operating lease 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 Lessor, Operating Lease, Payment to be Received, Year Four Amount of lease payment to be received by lessor for operating lease 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 Lessor, Operating Lease, Payment to be Received, Year One Amount of lease payment to be received by lessor for operating lease 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 Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year Amount of lease payment to be received by lessor for operating lease in remainder of 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 Lessor, Operating Lease, Payment to be Received, after Year Five Amount of lease payment to be received by lessor for operating lease 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 Lessor, Operating Lease, Payment to be Received, Year Three Amount of lease payment to be received by lessor for operating lease 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 Lessor, Operating Lease, Payment to be Received, Year Two Amount of lease payment to be received by lessor for operating lease 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 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 Financial and Nonfinancial Liabilities, Fair Value Disclosure Fair value of financial and nonfinancial obligations. 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 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 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 Long-term Investments The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). View
us-gaap Long-term Line of Credit, Noncurrent The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. View
us-gaap Marketable Securities Amount of investment in marketable security. View
us-gaap Marketable Securities, Current Amount of investment in marketable security, classified as current. View
us-gaap Marketable Securities, Equity Securities, Current (Deprecated 2018-01-31) Amount of investments in equity securities and other forms of securities that provide ownership interests expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer. View
us-gaap Marketable Securities, Gain (Loss) Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). View
us-gaap Marketable Securities, Realized Gain (Loss) Amount of realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). View
us-gaap Marketable Securities, Unrealized Gain (Loss) Amount of unrealized gain (loss) on investment in marketable security. View
us-gaap Mineral Extraction Processing and Marketing Costs (Deprecated 2018-01-31) Costs incurred related to mineral extraction, processing and marketing. View
us-gaap Mineral Properties, Net Mineral properties, net of adjustments. View
us-gaap Noncontrolling Interest, Ownership Percentage by Parent The parent entity's interest in net assets of the subsidiary, expressed as a percentage. View
us-gaap Natural Gas Midstream Revenue (Deprecated 2018-01-31) Midstream refers to those gas industry activities that fall between exploration and production (upstream) and refining and marketing (downstream). It may be applied to the gathering, processing, transmission and storage of natural gas; including the treating of natural gas to remove impurities, along with the sale of by-products such as residue gas, natural gas liquids and condensate. 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 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) 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 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 Payable, Related Parties, Current The amount for notes payable (written promise to pay), due 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 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, Full Cost Method, Depletion Depletion of oil and gas property carried under the full cost method. View
us-gaap Oil and Gas Property, Full Cost Method, Gross Oil and gas properties, gross, carried under the full cost method. View
us-gaap Oil and Gas Property, Full Cost Method, Net Oil and gas properties, net of depletion, carried under the full cost 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 Costs and 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. Excludes Selling, General and Administrative Expense. 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, Expense Amount of operating lease expense. Excludes sublease income. 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, 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 Receivable, Current Future rental payments receivable within one year of the balance sheet date under an operating lease. View
us-gaap Operating Leases, Future Minimum Payments, Remainder of Fiscal Year 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 remainder of the 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, Income Statement, Lease Revenue The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue. 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 Operating Lease, Weighted Average Discount Rate, Percent Weighted average discount rate for operating lease calculated at point in time. 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 Other Assets, Noncurrent Amount of noncurrent assets classified as other. View
us-gaap Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31) Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. View
us-gaap OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax Amount, before tax and after 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 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 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 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 Other Expenses Amount of expense classified as other. View
us-gaap Other General Expense Amount of general expenses not normally included in Other Operating Costs and Expenses. View
us-gaap Other Income Amount of revenue and income 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 Expense Amount of expense or loss included in net income that result in no cash flow, classified as other. 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 Amount of income related to nonoperating activities, 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 Notes Payable, Current Amount of long-term notes classified as other, payable within one year or the normal operating cycle, if longer. View
us-gaap Other Revenue, Net (Deprecated 2018-01-31) Amount, after sales adjustments, returns, allowances, and discounts, of revenue classified as other. View
us-gaap Other Selling, General and Administrative Expense Amount of selling, general and administrative expense classified as other. View
us-gaap Payments for (Proceeds from) Investments The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets. 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 to Acquire Businesses, Net of Cash Acquired The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. View
us-gaap Payments to Acquire Machinery and Equipment The cash outflow for acquisition of machinery and equipment. View
us-gaap Payments to Acquire Mining Assets The cash outflow from the purchase of mining and mining related assets during the period. View
us-gaap Payments to Acquire Oil and Gas Property The cash outflow to purchase of mineral interests in oil and gas properties for use in the normal oil and gas operations and not intended for resale. 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 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 Postemployment Benefits Liability The carrying amount as of the balance sheet date of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement. View
us-gaap Postemployment Benefits, Period Expense Period expense related to postemployment benefits. 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, 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, Redemption Amount The redemption (or callable) amount of currently redeemable preferred stock. Includes amounts representing dividends not currently declared or paid but which will be payable under the redemption features or for which ultimate payment is solely within the control of the issuer. View
us-gaap Preferred Stock, Redemption Price Per Share The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control 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, 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 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 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 Price Risk Derivative Assets, at Fair Value Fair value as of the balance sheet date of price risk derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets on the balance sheet. View
us-gaap Price Risk Derivative Liabilities, at Fair Value Fair value as of the balance sheet date of price risk derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities on the balance sheet. View
us-gaap Proceeds from Issuance Initial Public Offering The cash inflow associated with the amount received from entity's first offering of stock to the public. 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 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 Legal Settlements Cash received for the settlement of litigation during the current period. View
us-gaap Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale Amount of cash inflow from 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 Related Party Debt The cash inflow from a long-term borrowing made from related parties 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: Proceeds from Advances from Affiliates. 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 (Repayments of) Secured Debt Amount of cash inflow (outflow) from long-term debt wholly or partially secured by collateral. Excludes tax exempt secured debt. View
us-gaap Proceeds from Sale and Collection of Notes Receivable The cash inflow associated with the proceeds from sale of notes receivable, as well as principal collections from a borrowing supported by a written promise to pay an obligation (note receivable). 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 Sale and Maturity of Other Investments The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy. 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 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 Held-for-sale The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth. 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 Sale of Real Estate Held-for-investment Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period. View
us-gaap Proceeds from Sales of Assets, Investing Activities Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. View
us-gaap Proceeds from Secured Notes Payable The cash inflow from borrowings supported by a written promise to pay an obligation that is collateralized (backed by pledge, mortgage or other lien in the entity's assets). 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, Barrels of Oil Equivalents Energy measure of oil and natural gas production reserves. View
us-gaap Production Tax Expense A tax assessed on oil and gas production. View
us-gaap Professional Fees A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. 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, 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, Gross Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale. View
us-gaap Property, Plant and Equipment, Other, Net Amount after depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other. View
us-gaap Property Subject to or Available for Operating Lease, Accumulated Depreciation The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date. View
us-gaap Property Subject to or Available for Operating Lease, Net The amount of property, by major property class, net of accumulated depreciation, subject to or available for lease as of the balance sheet date. 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 Real Estate Investment Property, at Cost Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. View
us-gaap Rental Income, Nonoperating Income earned by providing the use of assets to an outside party in exchange for a payment or series of payments that is nonoperating in nature. View
us-gaap Repayments of Lines of Credit Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. 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 Notes Payable The cash outflow for a borrowing supported by a written promise to pay an obligation. 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 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, Income Tax Expense Income tax expense for oil and gas producing activities. View
us-gaap Results of Operations, Revenue from Oil and Gas Producing Activities Total revenues from oil and gas producing activities. View
us-gaap Results of Operations, Sales Revenue to Unaffiliated Enterprises Sales revenue to unaffiliated enterprises 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 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 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 Sale of Stock, Consideration Received on Transaction Cash received on stock transaction after deduction of issuance costs. 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 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 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 Selling Expense Expenses recognized in the period that are directly related to the selling and distribution of products or services. View
us-gaap Settlement of Asset Retirement Obligations Through Noncash Payments, Amount Amount of asset retirement obligations settled through noncash transactions. 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 Repayments of Debt The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. 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, 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, Share-based Liabilities Paid Amount of cash paid to settle liability for award under share-based payment arrangement. 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, Fair Value Assumptions, Expected Dividend Rate The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate The risk-free interest rate assumption that is used in valuing an option on its own shares. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum The maximum risk-free interest rate assumption that is used in valuing an option on its own shares. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum The minimum risk-free interest rate assumption that is used in valuing an option on its own shares. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. 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, Exercises in Period, Intrinsic Value Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. 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 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 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, Lower Range Limit The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. 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 Payment Arrangement, Option, Exercise Price Range, Upper Range Limit The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested Intrinsic value of vested award under share-based payment arrangement. Excludes share and unit options. 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 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 Payments to Acquire Other Productive Assets Amount of cash outflow for the purchase of or improvements to tangible or intangible assets, used to produce goods or deliver services, classified as other. 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 Short-term Lease, Cost Amount of short-term lease cost, excluding expense for lease with term of one month or less. 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 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
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 Stock Issued The fair value of stock issued in noncash financing activities. 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, Reverse Stock Splits Reduction in the number of shares during the period as a result of a reverse stock split. 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 The gross value of stock issued during the period upon the conversion of convertible securities. View
us-gaap Stock Issued During Period, Value, Employee Benefit Plan Value of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan. View
us-gaap Stock Issued During Period, Value, Employee Stock Ownership Plan Aggregate value of stock issued during the period as a result of employee stock ownership plan (ESOP). View
us-gaap Stock Issued During Period, Value, Other Value of shares of stock issued attributable to transactions classified as other. 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, Restricted Stock Award, Net of Forfeitures Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited. View
us-gaap Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). 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 Redeemed or Called During Period, Value Equity impact of the value of stock bought back by the entity at the exercise price or redemption price. 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 Sublease Income Amount of sublease income excluding finance and operating lease expense. View
us-gaap Tax Credit Carryforward, Amount The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. View
us-gaap Temporary Equity, Par or Stated Value Per Share Per share amount of par value or stated value of stock classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. View
us-gaap Temporary Equity, Shares Authorized The maximum number of securities classified as temporary equity that are permitted to be issued by an entity's charter and bylaws. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. View
us-gaap Temporary Equity, Shares Issued The number of securities classified as temporary equity that have been sold (or granted) to the entity's shareholders. Securities issued include securities outstanding and securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. View
us-gaap Unrealized Gain (Loss) on Commodity Contracts The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open agreements to purchase or sell mineral resources, energy, and agricultural products at some future point held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrealized Gain (Loss) on Derivatives The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrealized Loss on Price Risk Cash Flow Derivatives, before Tax Amount of unrealized loss related to the decrease in fair value of price risk derivatives designated as cash flow hedging instruments recorded in accumulated other comprehensive income in the period, before taxes, to the extent that the cash flow hedge is determined to be effective. View
us-gaap Unrecognized Tax Benefits Amount of unrecognized tax benefits. View
us-gaap Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Amount accrued 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 Unrecognized Tax Benefits, Period Increase (Decrease) Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. View
us-gaap Water Production Costs Cost incurred related to water production and may include cost of treatment plants, pumps, pipes and reservoir, purchased water, power and pump taxes as well as the cost of reducing water leakage. View
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. 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 Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Amount of net periodic benefit cost (credit) for defined benefit plan. View
us-gaap Liability for Uncertainty in Income Taxes, Current Amount recognized for uncertainty in income taxes classified as current. 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 Insurance Settlement, Operating Activities Amount of cash inflow for proceeds from settlement of insurance claim, classified as operating activities. Excludes insurance settlement classified as investing activities. View
us-gaap Restricted Stock, Value, Shares Issued Net of Tax Withholdings Value, after value of shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation. View
us-gaap Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Amount of assets acquired at the acquisition date. View
us-gaap Deferred Income Tax Assets, Net Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. View
us-gaap Derivative Liability 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. Includes liabilities not subject to a master netting arrangement and not elected to be offset. View
us-gaap Derivative Liability, Noncurrent 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 after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. View
us-gaap Derivative, Net Hedge Ineffectiveness Gain (Loss) Amount of gain (loss) from the ineffectiveness of the hedge. View
us-gaap Increase (Decrease) in Lease Acquisition Costs The increase (decrease) in the balance of capitalized lease acquisition costs during the period. The cost usually covers a variety of administrative costs, such as the cost of obtaining a credit report, verifying insurance coverage, lease commission charges, checking the accuracy and completeness of the lease documentation, and entering the lease in data processing and accounting systems. View
us-gaap Line of Credit Facility, Interest Rate at Period End The effective interest rate at the end of the reporting period. 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 Payments for Rent Cash payments to lessor's for use of assets under operating leases. View
us-gaap Proceeds from Lines of Credit Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. View
us-gaap Common Stock, Dividends, Per Share, Cash Paid Aggregate dividends paid during the period for each share of common stock outstanding. View
us-gaap Dividends, Cash Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. View
us-gaap Payments of Dividends Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. View
us-gaap Payments of Financing Costs The cash outflow for loan and debt issuance costs. View
us-gaap Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. View
us-gaap Current Federal, State and Local, Tax Expense (Benefit) Amount of current state, local, and federal tax expense (benefit) pertaining to income (loss) from continuing operations. View
us-gaap Deferred Federal, State and Local, Tax Expense (Benefit) Amount of deferred state, local, and federal tax expense (benefit) pertaining to income (loss) from continuing operations. View
us-gaap Deferred Income Tax Liabilities, Net Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. View
us-gaap Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. View
us-gaap Income Taxes Receivable Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable. 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 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 Taxes, Other Amount of tax expense classified as other. 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 Oil and Gas Property, Successful Effort Method, Net Oil and gas properties net of accumulated depreciation, depletion, amortization, impairment, and abandonment, carried under the successful effort method. 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 Dividends and Interest Paid The contractual amount of dividends (or interest on participating income bonds) that must be paid for the current period (for example, unpaid cumulative dividends). View
us-gaap Other Nonoperating Expense Amount of expense related to nonoperating activities, classified as other. 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 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 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 Accrued Royalties, Current Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties. 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 Compensation Liability, Current Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable within one year (or the operating cycle, if longer). Represents currently earned compensation under compensation arrangements that is not actually paid until a later date. View
us-gaap Derivative Asset 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. Includes assets not subject to a master netting arrangement and not elected to be offset. View
us-gaap Derivative Asset, Noncurrent 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 after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. 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 Investment Owned, at Fair Value Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities. View
us-gaap Liabilities Assumed The fair value of liabilities assumed in noncash investing or financing activities. View
us-gaap Loans Assumed The fair value of loans assumed in noncash investing or financing activities. View
us-gaap Notes Issued The fair value of notes issued in noncash investing and financing activities. 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 Accounts Receivable, Allowance for Credit Loss Amount of allowance for credit loss on accounts receivable. View
us-gaap Capitalized Costs, Asset Retirement Costs The amount of asset retirement costs previously incurred and capitalized separately from the capitalized amount of the associated long-lived assets. 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 Liabilities, Leasing Arrangements Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements. 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 Operating Lease, Right-of-Use Asset, Amortization Expense Amount of amortization expense for right-of-use asset from operating lease. View
us-gaap Derivative, Floor Price Floor rate on a price risk derivative such as a floor or a collar. A payment or receipt is triggered if the market rate falls below the floor rate on the contract. View
us-gaap Derivative, Nonmonetary Notional Amount, Volume Nominal volume used to calculate payments on a derivative instrument. View
us-gaap Asset Retirement Obligation, Legally Restricted Assets, Fair Value Carrying amount of an asset that is legally restricted for purposes of settling an asset retirement obligation. View
us-gaap Gain (Loss) on Sale of Commodity Contracts The difference between the book value and the sale price of agreements to purchase or sell mineral resources, energy, and agricultural products at some future point. This element refers to the gain (loss) included in earnings and not to the cash proceeds. View
us-gaap Payments to Acquire Oil and Gas Equipment The cash outflow to purchase long lived physical asset use for the normal oil and gas operations and not intended for resale. View
Chart of Accounts => Accounts
Name View
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31) View
Costs Incurred, Development Costs View
Costs Incurred, Exploration Costs View
Deferred Federal Income Tax Expense (Benefit) View
Deferred Income Tax Expense (Benefit) View
Deferred State and Local Income Tax Expense (Benefit) 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
Disposal Group, Including Discontinued Operation, Accounts Payable View
Gain (Loss) on Sale of Other Investments View
Gain (Loss) on Disposition of Oil and Gas and Timber Property View
Gain (Loss) on Disposition of Property Plant Equipment View
Gain (Loss) on Sale of Securities, Net (Deprecated 2018-01-31) View
Gain (Loss) on Sale of Assets and Asset Impairment Charges View
Gain (Loss) on Extinguishment of Debt View
Gain (Loss) on Disposition of Assets for Financial Service Operations View
Held-to-maturity Securities, Restricted, Current (Deprecated 2018-01-31) View
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest View
Interest Paid, Excluding Capitalized Interest, Operating Activities View
Land Available-for-sale View
Operating Leases, Rent Expense View
Lease, Cost View
Long Lived Assets Held-for-sale, Impairment Charge (Deprecated 2013-01-31) View
Long-term Debt View
Long-term Debt, Current Maturities View
Long-Term Debt, Maturity, Year One View
Long-Term Debt, Maturity, Year Four View
Notes Payable, Related Parties, Current View
Operating Leases, Future Minimum Payments Due, Next Twelve Months View
Operating Loss Carryforwards View
Other Accrued Liabilities, Noncurrent View
Payments for Repurchase of Redeemable Preferred Stock View
Payments of Debt Issuance Costs View
Payment, Tax Withholding, Share-based Payment Arrangement View
Postemployment Benefits Liability View
Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31) View
Proceeds from Sale of Available-for-sale Securities, Equity View
Proceeds from Sale of Interest in Corporate Unit View
Proceeds from Sale of Investment Projects View
Proceeds from Sale of Oil and Gas Property and Equipment View
Results of Operations, Oil and Gas Producing Activities Net Income (Excluding Corporate Overhead and Interest Costs) View
Results of Operations, Production or Lifting Costs 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 in Period View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross View
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested View
Stock Issued During Period, Value, Employee Stock Ownership Plan View
Stock Issued During Period, Value, Issued for Services View
Stock Issued During Period, Value, New Issues View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets View
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases View
Undistributed Earnings (Loss) Allocated to Participating Securities, Basic View
Accounts Payable, Trade, Current View
Accrued Insurance, Current View
Common Stock, Shares Authorized View
Taxes, Miscellaneous View
Stock Issued During Period, Shares, Acquisitions View
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs View
Stock Issued During Period, Value, Purchase of Assets View
Deferred Rent Credit, Current View
Hedging Assets, Current View
Hedging Liabilities, Current View
Payments to Acquire Real Estate View
Accounts Payable and Accrued Liabilities, Current View
Accounts Payable and Other Accrued Liabilities, Current View
Accounts Payable, Current View
Accounts Receivable, after Allowance for Credit Loss, Current View
Accretion (Amortization) of Discounts and Premiums, Investments View
Accretion of Discount (Deprecated 2016-01-31) View
Accrued Liabilities View
Accrued Liabilities, Fair Value Disclosure View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment View
AOCI, Debt Securities, Available-for-sale, Adjustment, after Tax View
Accumulated Other Comprehensive Income (Loss), Net of Tax View
Acquisition Costs, Period Cost View
Acquisition Costs, Cumulative View
Additional Paid in Capital View
Additional Paid in Capital, Common Stock View
Adjustments to Additional Paid in Capital, Share-based Compensation, Nonvested Shares, Requisite Service Period Recognition (Deprecated 2013-01-31) View
APIC, Share-based Payment Arrangement, Option, Increase for Cost Recognition View
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation View
Adjustments to Additional Paid in Capital, Warrant Issued View
Share-based Payment Arrangement, Expense, after Tax View
Accounts Receivable, Allowance for Credit Loss, Current View
Amortization Expense Per Physical Unit of Production View
Amortization of Debt Discount (Premium) View
Amortization of Debt Issuance Costs View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount View
Area of Land View
Asset Impairment Charges View
Asset Retirement Obligation View
Asset Retirement Obligation, Accretion Expense View
Asset Retirement Obligation, Current 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, Fair Value Disclosure View
Assets Held-for-sale, Current (Deprecated 2014-01-31) View
Assets Held-for-sale, Long Lived (Deprecated 2014-01-31) View
Assets Held-for-sale, Long Lived, Fair Value Disclosure View
Assets Held-for-sale, Not Part of Disposal Group, Current View
Assets, Noncurrent View
Disposal Group, Including Discontinued Operation, Assets View
Disposal Group, Including Discontinued Operation, Assets, Current View
Available-for-sale Securities View
Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax View
Available-for-sale Securities, Amortized Cost Basis View
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value View
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value View
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value View
Available-for-sale Securities, Current View
Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31) View
Available-for-sale Securities, Gross Unrealized Gain (Loss) (Deprecated 2013-01-31) View
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31) View
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31) View
Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31) View
Business Acquisition, Transaction Costs View
Business Acquisition, Percentage of Voting Interests Acquired View
Business Combination, Bargain Purchase, Gain Recognized, Amount View
Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities View
Capitalized Costs, Mineral Interests in Unproved Properties View
Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost 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 Costs, Proved Properties View
Capitalized Costs, Uncompleted Wells, Equipment and Facilities View
Capitalized Costs, Unproved Properties View
Capitalized Costs, Wells and Related Equipment and Facilities View
Capitalized Exploratory Well Costs View
Lease Obligation Incurred View
Cash 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, Including Disposal Group and Discontinued Operations View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect View
Cash Equivalents, at Carrying Value 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
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right View
Class of Warrant or Right, Outstanding View
Commitments and Contingencies View
Common Stock, Capital Shares Reserved for Future Issuance View
Common Stock, Par or Stated Value Per Share 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, Including Portion Attributable to Noncontrolling Interest View
Concentration Risk, Percentage View
Cost of Goods Sold, Oil and Gas (Deprecated 2018-01-31) 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, Oil and Gas Property Acquisition, Exploration, and Development Activities View
Current Federal Tax Expense (Benefit) View
Current Income Tax Expense (Benefit) View
Current State and Local Tax Expense (Benefit) View
Customer Loyalty Program Liability, Noncurrent View
Customer Refund Liability, Current View
Debt, Current View
Debt Instrument, Face Amount View
Debt Instrument, Fair Value Disclosure View
Debt Instrument, Interest Rate, Increase (Decrease) View
Decrease Due to Sales of Minerals in Place View
Deferred Income Taxes and Tax Credits View
Deferred Tax Liabilities, Gross View
Deferred Tax Assets, Charitable Contribution Carryforwards View
Deferred Tax Assets, Derivative Instruments View
Deferred Tax Assets, Equity Method Investments View
Deferred Tax Assets, Gross View
Deferred Tax Assets, Investments View
Deferred Tax Assets, Net View
Deferred Tax Assets, Net of Valuation Allowance View
Deferred Tax Assets, Operating Loss Carryforwards View
Deferred Tax Assets, Property, Plant and Equipment View
Deferred Tax Assets, Tax Credit Carryforwards View
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation 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, Other View
Deferred Tax Assets, Valuation Allowance View
Deferred Tax Liabilities, Derivatives View
Deferred Tax Liabilities, Investments View
Deferred Tax Liabilities, Net, Noncurrent View
Deferred Tax Liabilities, Other View
Deferred Tax Liabilities, Property, Plant and Equipment View
Deferred Tax Liabilities, Tax Deferred Income View
Liability, Defined Benefit Pension Plan, Noncurrent View
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement View
Defined Contribution Plan, Cost View
Defined Contribution Plan, Maximum Annual Contribution Per Employee, Amount (Deprecated 2013-01-31) View
Defined Contribution Plan, Maximum Annual Contribution Per Employee, Percent (Deprecated 2013-01-31) View
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount View
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent View
Depletion of Oil and Gas Properties View
Deposit Liability, Current View
Deposits Assets, Current View
Depreciation View
Depreciation, Depletion and Amortization View
Derivative Asset, Collateral, Obligation to Return Cash, Offset View
Derivative Asset, Fair Value, Gross Liability View
Derivative, Gain (Loss) on Derivative, Net View
Derivative Liability, Current View
Derivative Liability, Collateral, Right to Reclaim Cash, Offset View
Derivative Liability, Fair Value, Gross Asset View
Development Costs, Period Cost View
Development Costs, Cumulative View
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax View
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic and Diluted Share View
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share View
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share 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, Accounts, Notes and Loans Receivable, Net View
General Insurance Expense View
Disposal Group, Including Discontinued Operation, Accrued Liabilities View
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents View
Disposal Group, Including Discontinued Operation, General and Administrative Expense View
Disposal Group, Including Discontinued Operation, Other Assets View
Disposal Group, Including Discontinued Operation, Other Assets, Current View
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent View
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent View
Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31) View
Due from Related Parties, Current View
Due to Related Parties, Current 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
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent View
Effective Income Tax Rate Reconciliation, Deduction, Percent View
Effects of Cash Flow Hedges Not Considered in Calculating Ceiling Limitation, Amount View
Employee-related Liabilities, Current 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
Employee Stock Ownership Plan (ESOP), Shares in ESOP View
Equity Method Investment, Other than Temporary Impairment View
Equity Method Investment, Ownership Percentage View
Equity Method Investments View
Excess Tax Benefit from Share-based Compensation, Financing Activities View
Exploration Costs, Period Cost View
Exploration Costs, Cumulative View
Exploration Expense, Mining (Deprecated 2018-01-31) View
Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs View
Fair Value Adjustment of Warrants View
Fair Value Inputs, Discount Rate (Deprecated 2018-01-31) View
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) View
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales View
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value View
Fair Value of Assets Acquired View
Finance Lease, Right-of-Use Asset, Amortization 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
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) from Price Risk Management Activity View
Gain (Loss) on Disposition of Assets View
Gain (Loss) on Investments View
Gain (Loss) on Sale of Derivatives View
Gain (Loss) on Disposition of Oil and Gas Property View
Gas and Oil Area, Developed, Gross View
Gas and Oil Area, Developed, Net View
General and Administrative Expense View
Impairment of Long-Lived Assets Held-for-use View
Impairment of Long-Lived Assets to be Disposed of View
Impairment of Oil and Gas Properties View
Impairment of Real Estate View
Income (Loss) from Operations before Extraordinary Items, Per Basic Share (Deprecated 2019-01-31) View
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent View
Income (Loss) from Continuing Operations before 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, Including Portion Attributable to Noncontrolling Interest 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 (Loss) from Equity Method Investments View
Income Tax Expense (Benefit) View
Income Tax Expense (Benefit), Continuing Operations (Deprecated 2013-01-31) View
Income Taxes Paid View
Income Taxes Receivable, Current View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depletion, 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, Prior Year Income Taxes, Amount View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount View
Increase (Decrease) in Accounts Payable View
Increase (Decrease) in Accounts Payable and Accrued Liabilities View
Increase (Decrease) in Accounts Payable, Related Parties View
Increase (Decrease) in Accounts Receivable View
Increase (Decrease) in Asset Retirement Obligations View
Increase (Decrease) in Deferred Income Taxes View
Increase (Decrease) in Employee Related Liabilities 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 Operating Capital View
2070963 View
Increase (Decrease) in Other Accrued Liabilities View
Increase (Decrease) in Other Current Assets View
Increase (Decrease) in Other Deposits View
Increase (Decrease) in Other Operating Assets View
Increase (Decrease) in Other Operating Liabilities View
Increase (Decrease) in Unproved Oil and Gas Property View
Increase (Decrease) of Restricted Investments 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 Nonvested Shares with Forfeitable Dividends View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements View
Interest Expense View
Interest Income (Expense), Net View
Interest Income, Operating View
Interest Paid, Including Capitalized Interest, Operating and Investing Activities View
Investment Building and Building Improvements View
Investment Income, Interest View
Investment Owned, Balance, Shares View
Investments View
Lessee, Operating Lease, Liability, to be Paid 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, to be Paid, Remainder of Fiscal Year View
Lessee, Operating Lease, Liability, Undiscounted Excess Amount View
Lessor, Operating Lease, Payments to be Received View
Lessor, Operating Lease, Payment to be Received, Year Five View
Lessor, Operating Lease, Payment to be Received, Year Four View
Lessor, Operating Lease, Payment to be Received, Year One View
Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year View
Lessor, Operating Lease, Payment to be Received, after Year Five View
Lessor, Operating Lease, Payment to be Received, Year Three View
Lessor, Operating Lease, Payment to be Received, Year Two View
Liabilities View
Liabilities and Equity View
Liabilities, Current View
Financial and Nonfinancial Liabilities, Fair Value Disclosure 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
Line of Credit, Current View
Litigation Settlement, Expense View
Long-Term Debt, Maturity, Year Three View
Long-Term Debt, Maturity, Year Two View
Long-term Debt, Excluding Current Maturities View
Long-term Investments View
Long-term Line of Credit, Noncurrent View
Marketable Securities View
Marketable Securities, Current View
Marketable Securities, Equity Securities, Current (Deprecated 2018-01-31) View
Marketable Securities, Gain (Loss) View
Marketable Securities, Realized Gain (Loss) View
Marketable Securities, Unrealized Gain (Loss) View
Mineral Extraction Processing and Marketing Costs (Deprecated 2018-01-31) View
Mineral Properties, Net View
Noncontrolling Interest, Ownership Percentage by Parent View
Natural Gas Midstream Revenue (Deprecated 2018-01-31) View
Net Cash Provided by (Used in) Discontinued Operations 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) Available to Common Stockholders, Basic View
Net Increase (Decrease) in Sales and Transfer Prices and Production Costs View
Nonoperating Income (Expense) View
Number of Operating Segments View
Number of Reportable Segments View
Oil and Gas Property, Full Cost Method, Depletion View
Oil and Gas Property, Full Cost Method, Gross View
Oil and Gas Property, Full Cost Method, Net View
Oil and Gas Revenue (Deprecated 2018-01-31) View
Oil and Gas Sales Revenue (Deprecated 2018-01-31) View
Operating Costs and Expenses View
Operating Expenses View
Operating Income (Loss) View
Operating Lease, Cost View
Operating Lease, Expense View
Operating Lease, Lease Income View
Operating Lease, Liability View
Operating Lease, Liability, Current View
Operating Lease, Liability, Noncurrent View
Operating Lease, Right-of-Use Asset View
Operating Leases, Future Minimum Payments Due 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 Receivable, Current View
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year View
Operating Leases, Income Statement, Lease Revenue View
Operating Leases, Rent Expense, Net View
Operating Lease, Weighted Average Discount Rate, Percent View
Other Assets View
Other Assets, Current View
Other Assets, Noncurrent View
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31) View
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax View
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2012-01-31) View
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and 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 Expenses View
Other General Expense View
Other Income View
Other Liabilities, Current View
Other Liabilities, Noncurrent View
Other Noncash Expense View
Other Noncash Income (Expense) View
Other Nonoperating Income View
Other Nonoperating Income (Expense) View
Other Notes Payable, Current View
Other Revenue, Net (Deprecated 2018-01-31) View
Other Selling, General and Administrative Expense View
Payments for (Proceeds from) Investments View
Payments for (Proceeds from) Other Investing Activities View
Payments for (Proceeds from) Productive Assets View
Payments for Repurchase of Common Stock View
Payments to Acquire Businesses, Net of Cash Acquired View
Payments to Acquire Machinery and Equipment View
Payments to Acquire Mining Assets View
Payments to Acquire Oil and Gas Property View
Payments to Acquire Oil and Gas Property and Equipment View
Payments to Acquire Property, Plant, and Equipment View
Postemployment Benefits, Period Expense View
Preferred Stock Dividends, Income Statement Impact View
Preferred Stock, Liquidation Preference, Value View
Preferred Stock, Par or Stated Value Per Share View
Preferred Stock, Redemption Amount View
Preferred Stock, Redemption Price Per Share View
Preferred Stock, Shares Authorized View
Preferred Stock, Shares Issued View
Preferred Stock, Value, Issued View
Prepaid Expense and Other Assets, Current View
Previously Estimated Development Costs Incurred View
Price Risk Derivative Assets, at Fair Value View
Price Risk Derivative Liabilities, at Fair Value View
Proceeds from Issuance Initial Public Offering View
Proceeds from Issuance of Common Stock View
Proceeds from Issuance of Debt View
Proceeds from Issuance of Long-term Debt View
Proceeds from Issuance of Preferred Stock and Preference Stock View
Proceeds from Legal Settlements View
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale View
Proceeds from Related Party Debt View
Proceeds from (Repayments of) Debt View
Proceeds from (Repayments of) Related Party Debt View
Proceeds from (Repayments of) Secured Debt View
Proceeds from Sale and Collection of Notes Receivable View
Proceeds from Sale and Maturity of Marketable Securities View
Proceeds from Sale and Maturity of Other Investments View
Proceeds from Sale of Debt Securities, Available-for-sale View
Proceeds from Sale of Productive Assets View
Proceeds from Sale of Property Held-for-sale View
Proceeds from Sale of Property, Plant, and Equipment View
Proceeds from Sale of Real Estate Held-for-investment View
Proceeds from Sales of Assets, Investing Activities View
Proceeds from Secured Notes Payable View
Proceeds from Warrant Exercises View
Production, Barrels of Oil Equivalents View
Production Tax Expense View
Professional Fees View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest View
Property, Plant and Equipment, Gross View
Property, Plant and Equipment, Net View
Property, Plant and Equipment, Other, Gross View
Property, Plant and Equipment, Other, Net View
Property Subject to or Available for Operating Lease, Accumulated Depreciation View
Property Subject to or Available for Operating Lease, Gross View
Property Subject to or Available for Operating Lease, Net View
Accounts Receivable, Credit Loss Expense (Reversal) View
Real Estate Investment Property, at Cost View
Rental Income, Nonoperating View
Repayments of Lines of Credit View
Repayments of Long-term Debt View
Repayments of Notes Payable View
Repayments of Short-term Debt 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, Income Tax Expense View
Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit View
Results of Operations, Revenue from Oil and Gas Producing Activities View
Results of Operations, Sales Revenue to Unaffiliated Enterprises View
Retained Earnings (Accumulated Deficit) View
Revenue from Contract with Customer, Excluding Assessed Tax 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
Revenue, Net (Deprecated 2018-01-31) View
Selling Expense View
Settlement of Asset Retirement Obligations Through Noncash Payments, Amount 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, Grants in Period 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, Share-based Liabilities Paid 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, Fair Value Assumptions, Expected Dividend Rate View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 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, Exercises in Period, Intrinsic Value 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 Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price 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 Outstanding View
Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit 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 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
Short-term Lease, Cost View
Standardized Measure of Discounted Future Net Cash Flow of Proved Oil and Gas Reserves, Other View
Standardized Measure of Discounted Future Net Cash Flow Relating to Proved Oil and Gas Reserves, Accretion of Discount 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
Stock Issued View
Stock Issued During Period, Shares, New Issues View
Stock Issued During Period, Shares, Reverse Stock Splits 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 View
Stock Issued During Period, Value, Employee Benefit Plan View
Stock Issued During Period, Value, Other View
Stock Issued During Period, Value, Restricted Stock Award, Gross View
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures View
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture View
Stock Issued During Period, Value, Stock Options Exercised View
Stock Redeemed or Called During Period, Value View
Stock Repurchased During Period, Value View
Sublease Income View
Tax Credit Carryforward, Amount View
Temporary Equity, Carrying Amount, Attributable to Parent View
Temporary Equity, Liquidation Preference View
Temporary Equity, Par or Stated Value Per Share View
Temporary Equity, Shares Authorized View
Temporary Equity, Shares Issued View
Temporary Equity, Shares Outstanding View
Unrealized Gain (Loss) on Commodity Contracts View
Unrealized Gain (Loss) on Derivatives View
Unrealized Gain (Loss) on Price Risk Cash Flow Derivatives, before Tax View
Unrealized Loss on Price Risk Cash Flow Derivatives, before Tax View
Unrecognized Tax Benefits View
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued View
Unrecognized Tax Benefits, Period Increase (Decrease) View
Water Production Costs View
Weighted Average Number Diluted Shares Outstanding Adjustment 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
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) View
Liability for Uncertainty in Income Taxes, Current View
Proceeds from Divestiture of Businesses View
Proceeds from Insurance Settlement, Operating Activities View
Restricted Stock, Value, Shares Issued Net of Tax Withholdings View
Deferred Income Tax Assets, Net View
Derivative Liability View
Derivative Liability, Noncurrent View
Derivative, Net Hedge Ineffectiveness Gain (Loss) View
Increase (Decrease) in Lease Acquisition Costs View
Line of Credit Facility, Interest Rate at Period End View
Line of Credit Facility, Maximum Borrowing Capacity View
Payments for Rent View
Proceeds from Lines of Credit View
Repayments of Debt View
Weighted Average Number of Shares Issued, Basic View
Common Stock, Dividends, Per Share, Cash Paid View
Dividends, Cash View
Payments of Dividends View
Payments of Financing Costs View
Current Federal, State and Local, Tax Expense (Benefit) View
Deferred Federal, State and Local, Tax Expense (Benefit) View
Deferred Income Tax Liabilities, Net View
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount View
Income Taxes Receivable View
Other Accrued Liabilities, Current View
Prepaid Expense, Current View
Taxes, Other View
Taxes Payable, Current View
Oil and Gas Property, Successful Effort Method, Net View
Derivative Asset, Current View
Dividends and Interest Paid View
Other Nonoperating Expense View
Payments of Stock Issuance Costs View
Payments to Acquire Other Productive Assets 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
Stock Repurchased During Period, Shares View
Accrued Royalties, Current View
Deferred Compensation Liability, Current View
Depreciation, Depletion and Amortization, Nonproduction View
Derivative Asset View
Derivative Asset, Noncurrent View
Income Taxes Paid, Net View
Investment Owned, at Fair Value View
Liabilities Assumed View
Loans Assumed View
Notes Issued View
Other Assets, Miscellaneous, Current View
Payments to Explore and Develop Oil and Gas Properties View
Real Estate Held-for-sale View
Stock Repurchase Program, Authorized Amount View
Treasury Stock Acquired, Average Cost Per Share View
Accounts Receivable, Allowance for Credit Loss View
Capitalized Costs, Asset Retirement Costs View
Deferred Tax Assets, Other View
Deferred Tax Liabilities, Leasing Arrangements View
Interest Payable, Current View
Marketable Securities, Gain (Loss), Excluding Other-than-temporary Impairment Loss View
Operating Lease, Right-of-Use Asset, Amortization Expense View
Derivative, Floor Price View
Derivative, Nonmonetary Notional Amount, Volume View
Proceeds from Long-term Lines of Credit View
Asset Retirement Obligation, Legally Restricted Assets, Fair Value View
Gain (Loss) on Sale of Commodity Contracts View
Payments to Acquire Oil and Gas Equipment View