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Company Name: CIMAREX ENERGY CO.

CIK: 1168054

Phone: None

Fiscal Year End: None

Entity Type:

SIC: -

Category Type:

Entity Name: None

First Filing Date: 2009-08-07

Last Filing Date: 2021-08-06

SEC Filings

Start	End	Frame	Filed	ACCN	Value	View

2011-01-01	2011-03-31	CY2010Q1	2011-05-06	0001104659-11-026763	$ -20,278,000	View
2021-04-01	2021-06-30	CY2021Q2	2021-08-06	0001168054-21-000025	$ 100,194,000	View
2009-01-01	2009-06-30	CY2009Q2I	2009-08-07	0001104659-09-048135	$ -3,625,000	View
2009-01-01	2009-09-30	CY2009Q3I	2009-11-03	0001104659-09-062141	$ -21,157,000	View
2010-01-01	2010-03-31	CY2009Q1	2010-05-07	0001104659-10-026823	$ 52,056,000	View
2012-01-01	2012-03-31	CY2011Q1	2012-05-03	0001104659-12-032515	$ 85,777,000	View
2012-04-01	2012-06-30	CY2011Q2	2012-08-02	0001104659-12-053658	$ 86,046,000	View
2012-07-01	2012-09-30	CY2011Q3	2012-11-02	0001104659-12-073591	$ 86,589,000	View
2013-01-01	2013-03-31	CY2012Q1	2013-05-07	0001104659-13-038109	$ 84,920,000	View
2013-04-01	2013-06-30	CY2012Q2	2013-08-07	0001104659-13-060918	$ 84,942,000	View
2013-07-01	2013-09-30	CY2012Q3	2013-11-06	0001104659-13-081612	$ 85,213,000	View
2014-01-01	2014-03-31	CY2013Q1	2014-05-07	0001558370-14-000019	$ 85,443,000	View
2010-01-01	2010-06-30	CY2010Q2I	2010-08-04	0001104659-10-041801	$ 38,775,000	View
2010-01-01	2010-09-30	CY2010Q3I	2010-11-03	0001104659-10-055541	$ 39,656,000	View
2011-01-01	2011-06-30	CY2011Q2I	2011-08-04	0001104659-11-043622	$ 2,163,000	View
2011-01-01	2011-09-30	CY2011Q3I	2011-11-03	0001104659-11-060507	$ 7,536,000	View
2015-01-01	2015-12-31	CY2013	2016-02-23	0001558370-16-003392	$ 92,992,000	View
2016-01-01	2016-12-31	CY2015Q4I	2017-02-24	0001558370-17-000965	$ 93,379,000	View
2009-01-01	2009-12-31	CY2007	2010-09-03	0001047469-10-007888	$ -14,453,000	View
2009-01-01	2009-12-31	None	2010-02-26	0001047469-10-001512	$ -14,453,000	View
2010-01-01	2010-12-31	CY2008	2011-08-16	0001047469-11-007454	$ 10,598,000	View
2010-01-01	2010-12-31	None	2011-02-25	0001047469-11-001364	$ 10,598,000	View
2011-01-01	2011-12-31	CY2009	2012-02-22	0001047469-12-001276	$ 85,834,000	View
2014-04-01	2014-06-30	CY2013Q2	2014-08-06	0001558370-14-000103	$ 85,532,000	View
2014-07-01	2014-09-30	CY2013Q3	2014-11-05	0001558370-14-000307	$ 85,643,000	View
2015-01-01	2015-03-31	CY2014Q1	2015-05-05	0001558370-15-000719	$ 85,770,000	View
2015-04-01	2015-06-30	CY2014Q2	2015-08-05	0001558370-15-001399	$ 92,831,000	View
2015-07-01	2015-09-30	CY2014Q3	2015-11-04	0001558370-15-002220	$ 92,969,000	View
2016-01-01	2016-03-31	CY2015Q1	2016-05-05	0001558370-16-005375	$ 93,000,000	View
2012-01-01	2012-12-31	CY2010	2013-02-26	0001047469-13-001692	$ 84,757,000	View
2013-01-01	2013-12-31	CY2011	2014-02-26	0001047469-14-001366	$ 85,288,000	View
2014-01-01	2014-12-31	None	2015-02-25	0001558370-15-000150	$ 85,679,000	View
2014-01-01	2014-12-31	CY2012	2015-03-09	0001558370-15-000290	$ 85,679,000	View
2016-04-01	2016-06-30	CY2015Q2	2016-08-04	0001558370-16-007339	$ 93,075,000	View
2016-07-01	2016-09-30	CY2015Q3	2016-11-03	0001558370-16-009179	$ 93,221,000	View
2016-01-01	2016-12-31	CY2014	2017-05-10	0001104659-17-031558	$ 93,379,000	View
2017-01-01	2017-03-31	CY2016Q1	2017-05-10	0001558370-17-004140	$ 93,389,000	View
2017-04-01	2017-06-30	CY2016Q2	2017-08-09	0001558370-17-006379	$ 93,402,000	View
2017-07-01	2017-09-30	CY2016Q3	2017-11-08	0001168054-17-000005	$ 93,501,000	View
2017-01-01	2017-12-31	CY2015	2018-02-23	0001168054-18-000004	$ 93,466,000	View
2018-01-01	2018-03-31	CY2017Q1	2018-05-08	0001168054-18-000010	$ 93,699,000	View
2018-04-01	2018-06-30	CY2017Q2	2018-08-07	0001168054-18-000021	$ 93,728,000	View
2018-07-01	2018-09-30	CY2017Q3	2018-11-06	0001168054-18-000030	$ 93,845,000	View
2018-01-01	2018-12-31	CY2016	2019-02-20	0001168054-19-000006	$ 93,793,000	View
2019-01-01	2019-03-31	CY2018Q1	2019-05-10	0001168054-19-000011	$ 95,922,000	View
2019-04-01	2019-06-30	CY2018Q2	2019-08-05	0001168054-19-000017	$ 99,658,000	View
2019-07-01	2019-09-30	CY2018Q3	2019-11-05	0001168054-19-000022	$ 99,735,000	View
2019-01-01	2019-12-31	CY2017	2020-02-26	0001168054-20-000004	$ 98,789,000	View
2020-01-01	2020-03-31	CY2019Q1	2020-05-11	0001168054-20-000010	$ 99,842,000	View
2020-04-01	2020-06-30	CY2019Q2	2020-08-07	0001168054-20-000016	$ 99,880,000	View
2020-07-01	2020-09-30	CY2020Q3	2020-11-04	0001168054-20-000023	$ 100,013,000	View
2020-01-01	2020-12-31	CY2020	2021-02-23	0001168054-21-000008	$ 99,952,000	View
2021-01-01	2021-03-31	CY2021Q1	2021-05-06	0001168054-21-000018	$ 100,126,000	View

SEC Facts By Type

Type	Name	Description	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	Operating Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.	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
us-gaap	Accounts Payable, Current	Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Accounts Payable, 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	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	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	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	Common Stock, Par or Stated Value Per Share	Face amount or stated value per share of common stock.	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	Deferred Tax Assets, Net	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.	View
us-gaap	Deferred Tax Assets, Net, Noncurrent	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance, Current	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as current.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.	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, Operating Loss Carryforwards, Domestic	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, 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	Derivative Asset, Fair Value, Gross Asset	Fair value, before 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 elected not to be offset. Excludes assets not subject to a master netting arrangement.	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 Development Costs (Deprecated 2014-01-31)	Amount of estimated future cost to be incurred in developing proved oil and gas reserves.	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 Income Tax Expense (Deprecated 2014-01-31)	Amount of estimated future income tax expense to be incurred based on the future income less future expense derived from production and sale of proved oil and gas reserves.	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, Future Production Costs (Deprecated 2014-01-31)	Amount of estimated future cost to be incurred in producing proved oil and gas reserves.	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	Dividends	Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.	View
us-gaap	Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards, Weighted Average Period of Recognition (Deprecated 2011-01-31)	The weighted average period over which unrecognized equity-based compensation costs are expected to be reported.	View
us-gaap	Finance Lease, Liability, Payments, Due in Next Rolling Twelve Months	Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth fiscal year following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Goodwill, Period Increase (Decrease)	Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Goodwill, Purchase Accounting Adjustments	Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates.	View
us-gaap	Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount	Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity.	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, 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 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	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	Lessee, Operating Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.	View
us-gaap	Liabilities	Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.	View
us-gaap	Liabilities 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	Long Lived Assets Held-for-sale, Proceeds from Sale (Deprecated 2013-01-31)	Amounts received from the disposal of the long-lived asset during or after the reporting period.	View
us-gaap	Long-Term Debt, Maturity, Year Two and 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 second and 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, after Year Five	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing 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	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	Operating Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.	View
us-gaap	Operating Lease, Payments	Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.	View
us-gaap	Operating Lease, Payments, Use	Amount of cash outflow from operating lease to bring another asset to condition and location necessary for its intended use.	View
us-gaap	Operating Lease, Right-of-Use Asset	Amount of lessee's right to use underlying asset under operating lease.	View
us-gaap	Operating Leases, Future Minimum Payments Due	Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.	View
us-gaap	Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)	This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.	View
us-gaap	Other Noncurrent Liabilities (Deprecated 2011-01-31)	Obligations not otherwise itemized or previously categorized that are due beyond one year (or operating cycle, if longer) from the balance sheet date.	View
us-gaap	Other Nonoperating Income (Expense)	Amount of income (expense) related to nonoperating activities, classified as other.	View
us-gaap	Payments to Acquire Short-term Investments	The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.	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	Preferred Stock, Dividend Rate, Percentage	The percentage rate used to calculate dividend payments on preferred stock.	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	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	Proceeds from Issuance of Senior Long-term Debt	The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).	View
us-gaap	Proceeds from Issuance or Sale of Equity	The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.	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	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	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	Severance Costs	Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.	View
us-gaap	Share-based Payment Arrangement, Noncash Expense	Amount of noncash expense for share-based payment arrangement.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31)	The period of time an equity-based award is expected to be outstanding. An equity-based award's expected term is generally determined based on, among other factors, the instrument's contractual term and the effects of employees' expected exercise and post-vesting employment termination behavior.	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, 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, Number of Shares Authorized	Number of shares authorized for issuance under share-based payment arrangement.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31)	The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (Deprecated 2011-01-31)	The decrease in the number of reserved shares that could potentially be issued attributable to the exercise or conversion during the reporting period of previously issued stock options 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, Exercises in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.	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, Expirations in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	The weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that lapsed during the reporting period.	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, Forfeitures in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	The weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated during the reporting period due to noncompliance with plan terms during the reporting period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	Net number of share options (or share units) granted during the period.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options awarded under the plan during the reporting period.	View
us-gaap	Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.	View
us-gaap	Stock Issued During Period, Value, New Issues	Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.	View
us-gaap	Stock Issued During Period, Value, Restricted Stock Award, Gross	Aggregate value of stock related to Restricted Stock Awards issued during the period.	View
us-gaap	Stock Issued During Period, Value, Stock Options Exercised	Value of stock issued as a result of the exercise of stock options.	View
us-gaap	Stock Repurchased and Retired During Period, Shares	Number of shares that have been repurchased and retired during the period.	View
us-gaap	Stock Repurchased and Retired During Period, Value	Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).	View
us-gaap	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	Operating Income (Loss)	The net result for the period of deducting operating expenses from operating revenues.	View
us-gaap	Operating Lease, Liability	Present value of lessee's discounted obligation for lease payments from operating lease.	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 Tax Expense	Income tax expense for oil and gas producing activities.	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	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 Expense, Including Asset Retirement Obligations	Amount of accretion expense, which includes, but is not limited to, accretion expense from asset retirement obligations, environmental remediation obligations, and other contingencies.	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, Current	Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	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	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	Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31)	Transactions that do not result in cash inflows or outflows in the period in which they occur, but affect net income and thus are removed when calculating net cash flow from operating activities using the indirect cash flow method. This element is used when there is not a more specific and appropriate element.	View
us-gaap	Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings	Amount of decrease in additional paid in capital (APIC) resulting from dividends legally declared (or paid) in excess of retained earnings balance.	View
us-gaap	Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt	Adjustment to additional paid in capital resulting from the recognition of convertible debt instruments as two separate components - a debt component and an equity component. This bifurcation may result in a basis difference associated with the liability component that represents a temporary difference for purposes of applying accounting for income taxes. The initial recognition of deferred taxes for the tax effect of that temporary difference is as an adjustment to additional paid in capital.	View
us-gaap	Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock	Amount of decrease (increase) in additional paid in capital (APIC) for the increase in carrying amount of redeemable preferred stock.	View
us-gaap	Adjustments to Additional Paid in Capital, Other	Amount of other increase (decrease) in additional paid in capital (APIC).	View
us-gaap	APIC, Share-based Payment Arrangement, Increase for Cost Recognition	Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.	View
us-gaap	Adjustments to Additional Paid in Capital, 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	Share-based Payment Arrangement, Expense	Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.	View
us-gaap	Accounts Receivable, Allowance for Credit Loss, Current	Amount of allowance for credit loss on accounts receivable, classified as current.	View
us-gaap	Amortization of Debt Issuance Costs and Discounts	Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.	View
us-gaap	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, 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 Obligation, Liabilities Incurred	Amount of asset retirement obligations incurred during the period.	View
us-gaap	Asset Retirement Obligation, Liabilities Settled	Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset.	View
us-gaap	Asset Retirement Obligation, Revision of Estimate	Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.	View
us-gaap	Asset Retirement Obligations, Noncurrent	Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.	View
us-gaap	Assets	Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Assets, Current	Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.	View
us-gaap	Assets Held-for-sale, Current (Deprecated 2014-01-31)	Current assets (normally turning over within one year or one business cycle if longer) that are held for sale apart from normal operations and anticipated to be sold within one year.	View
us-gaap	Assets 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	Bank Overdrafts	Carrying value as of the balance sheet date of payments made in excess of existing cash balances, which will be honored by the bank but reflected as a loan to the entity. Overdrafts generally have a very short time frame for correction or repayment and are therefore more similar to short-term bank financing than trade financing.	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	Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities	Amount of accumulated depreciation, depletion, amortization and valuation allowance relating to oil and gas producing activities.	View
us-gaap	Capitalized Costs of Unproved Properties Excluded from Amortization, 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, 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	Costs Incurred, Asset Retirement Obligation Incurred	Amount of asset retirement obligations (ARO) costs incurred (whether capitalized or charged to expense) during the 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	Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Cash Paid for Capitalized Interest (Deprecated 2011-01-31)	The amount of cash paid during the current period for interest owed on money borrowed that is not charged as an expense but rather is capitalized based on the long term nature of the use of the borrowed funds.	View
us-gaap	Class of Warrant or Right, Exercise Price of Warrants or Rights (Deprecated 2014-01-31)	Exercise price per share or per unit of warrants or rights outstanding.	View
us-gaap	Common Stock, Dividends, Per Share, Declared	Aggregate dividends declared during the period for each share of common stock outstanding.	View
us-gaap	Common Stock, Shares Authorized	The maximum number of common shares permitted to be issued by an entity's charter and bylaws.	View
us-gaap	Common Stock, Shares, Issued	Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.	View
us-gaap	Common Stock, Shares, Outstanding	Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.	View
us-gaap	Common Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, Attributable to Parent	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.	View
us-gaap	Comprehensive Income (Loss), Net of Tax, 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	Contract with Customer, Liability, Current	Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.	View
us-gaap	Convertible Debt, Current	The portion of the carrying value of long-term convertible debt as of the balance sheet date that is scheduled to be repaid within one year or in the normal operating cycle if longer. Convertible debt is a financial instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.	View
us-gaap	Convertible Preferred Stock, Shares Issued upon Conversion	Number of shares issued for each share of convertible preferred stock that is converted.	View
us-gaap	Costs and Expenses	Total costs of sales and operating expenses for the period.	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	Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31)	Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.	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	Long-term Debt, Gross	Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.	View
us-gaap	Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	Amount of unamortized debt discount (premium) and debt issuance costs.	View
us-gaap	Decommissioning Liability, Noncurrent	Amount of a decommissioning liability associated with a legal obligation that a firm incurs when it constructs or operates an asset that must eventually be withdrawn from active service. This may include operating assets such as nuclear power plants or shipping vessels.	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 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 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	Deferred Income Tax Expense (Benefit)	Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Income Taxes and Other Assets, Noncurrent	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and other assets expected to be realized or consumed after one year or normal operating cycle, if longer.	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	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, Derivative Instruments	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments.	View
us-gaap	Deferred Tax Assets, Gross	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.	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	Oil and Gas Property, Full Cost Method, Net	Oil and gas properties, net of depletion, carried under the full cost method.	View
us-gaap	Deferred Tax Assets, Tax Credit Carryforwards, Other	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible tax credit carryforwards, classified as other.	View
us-gaap	Deferred Tax Liabilities, Net	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.	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, Property, Plant and Equipment	Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.	View
us-gaap	Defined Contribution Plan, Cost	Amount of cost for 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	Derivative Liability, Fair Value, Gross Liability	Fair value, before 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 elected not to be offset. Excludes liabilities not subject to a master netting arrangement.	View
us-gaap	Derivative Instruments and Hedges, Assets	Carrying amount as of the balance sheet date of the asset arising from derivative instruments and hedging activities, 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	Derivative Instruments and Hedges, Liabilities	Sum as of the balance sheet date of the (a) fair values of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments, and (b) the carrying amounts of the liabilities arising from financial instruments or contracts used to mitigate a specified risk (hedge), and which are expected to be extinguished or otherwise disposed of within a year or the normal operating cycle, if longer, net of the effects of master netting arrangements.	View
us-gaap	Derivative Instruments and Hedges, Liabilities, Noncurrent	Fair value of liability arising from contracts that meet the criteria of being accounted for as derivative instruments, financial instrument or contract used to mitigate a specified risk (hedge), energy marketing activities (trading activities), expected to be settled after one year or beyond the normal operating cycle, if longer. Examples of energy marketing activities include, but are not limited to, trading of electricity, coal, natural gas and oil using financial instruments, including, but not limited to, forward contracts, options and swaps.	View
us-gaap	Derivative Instruments and Hedges, Noncurrent	Carrying amount as of the balance sheet date of the assets arising from derivative contracts and hedging activities, which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer.	View
us-gaap	Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.	View
us-gaap	Derivative, Number of Instruments Held	The number of derivative instruments of a particular group held by the entity.	View
us-gaap	Dilutive Securities, Effect on Basic Earnings Per Share	Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.	View
us-gaap	Dividends, Common Stock	Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).	View
us-gaap	Dividends, Common Stock, Cash	Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.	View
us-gaap	Dividends Payable, Amount Per Share	The per share amount of a dividend declared, but not paid, as of the financial reporting date.	View
us-gaap	Dividends Payable, Current	Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Dividends Payable	Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.	View
us-gaap	Dividends, Preferred Stock	Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).	View
us-gaap	Dividends, Preferred Stock, Cash	Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash.	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, Distributed	Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security.	View
us-gaap	Earnings Per Share, Basic, Undistributed	The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security.	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	Earnings Per Share, Diluted, Distributed	Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security, taking into account all dilutive potential common shares outstanding during the period.	View
us-gaap	Earnings Per Share, Diluted, Undistributed	The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security, after giving effect to all dilutive potential common shares outstanding during the 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	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, Amount Capitalized	Amount of cost capitalized for award under share-based payment arrangement.	View
us-gaap	Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options (Deprecated 2017-01-31)	Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.	View
us-gaap	Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options (Deprecated 2017-01-31)	Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.	View
us-gaap	Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31)	As of the latest balance sheet date presented, the total compensation cost related to outstanding, nonvested equity-based compensation awards not yet recognized (will be charged against earnings as services are performed or other vesting criteria are met).	View
us-gaap	Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs	Amount of increase (decrease) in standardized measure of discounted future net cash flow as a result of extensions, discoveries and improved recovery of proved oil and gas reserves.	View
us-gaap	Finance Lease, Interest Expense	Amount of interest expense on finance lease liability.	View
us-gaap	Finance Lease, Liability	Present value of lessee's discounted obligation for lease payments from finance lease.	View
us-gaap	Finance Lease, Liability, Current	Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.	View
us-gaap	Finance Lease, Liability, Noncurrent	Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.	View
us-gaap	Finance Lease, Liability, Payment, Due	Amount of lessee's undiscounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling after Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Four	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fourth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Three	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Payments, Due in Rolling Year Two	Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Finance Lease, Liability, Undiscounted Excess Amount	Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.	View
us-gaap	Finance Lease, Principal Payments	Amount of cash outflow for principal payment on finance lease.	View
us-gaap	Finance Lease, Right-of-Use Asset, after Accumulated Amortization	Amount, after accumulated amortization, of right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Right-of-Use Asset, Amortization	Amount of amortization expense attributable to right-of-use asset from finance lease.	View
us-gaap	Finance Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for finance lease calculated at point in time.	View
us-gaap	Gain (Loss) on Derivative Instruments, Net, Pretax	Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.	View
us-gaap	Gain (Loss) on Sale of Equity Method Investments (Deprecated 2011-01-31)	The difference between the book value and the sale price of investments in joint ventures and entities in which the reporting entity has an equity ownership interest, generally of 20 to 50 percent, and exercises significant influence. This element refers to the noncash Gain or Loss.	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 Balancing Payable	Carrying value as of the balance sheet date of obligations incurred and payable to an underproduced working interest owner when an overproduced working interest owner has sold gas in excess of the party's ownership percentage.	View
us-gaap	General and Administrative Expense	The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.	View
us-gaap	Goodwill	Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Goodwill, Impairment Loss	Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Impairment of Oil and Gas Properties	The expense recorded to reduce the value of oil and gas assets consisting of proved properties and unproved properties as the estimate of future successful production from these properties is reduced.	View
us-gaap	Income (Loss) from Continuing Operations before 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 Tax Expense (Benefit)	Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.	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, Change in Deferred Tax Assets Valuation Allowance, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.	View
us-gaap	Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.	View
us-gaap	Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible impairment loss.	View
us-gaap	Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount	Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.	View
us-gaap	Increase (Decrease) in 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	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	Increase (Decrease) in Fair Value of Derivative Instruments, Not Designated as Hedging Instruments (Deprecated 2013-01-31)	The increase (decrease) during the period, which was recognized in earnings, in the unrealized gains or losses on derivative instruments that are not or are no longer designated as hedging instruments.	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 Other Operating Assets	Amount of increase (decrease) in operating assets classified as other.	View
us-gaap	Increase (Decrease) in Other Operating Assets and Liabilities, Net	Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.	View
us-gaap	Increase (Decrease) in Receivables	The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted 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 Costs Capitalized	Amount of interest capitalized during the period.	View
us-gaap	Interest Costs Capitalized Adjustment	Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred.	View
us-gaap	Interest Costs Incurred	Total interest costs incurred during the period and either capitalized or charged against earnings.	View
us-gaap	Interest Paid, Capitalized, Investing Activities	Amount of cash paid for interest capitalized, classified as investing activity.	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	Interest Payable	Amount of interest payable on debt, including, but not limited to, trade payables.	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	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, Payments, Due after Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Five	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Four	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in third rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Two	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in second rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	View
us-gaap	Lessee, Operating Lease, Liability, Payments, Due Next Rolling Twelve Months	Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next rolling twelve months following latest statement of financial position date. For interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.	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	Oil and Gas Property, Full Cost Method, Gross	Oil and gas properties, gross, carried under the full cost method.	View
us-gaap	Loss Contingency Accrual, Payments (Deprecated 2016-01-31)	Amount of payments made reducing loss contingency liability.	View
us-gaap	Natural Gas Production Revenue (Deprecated 2018-01-31)	Revenue from natural gas production during the reporting period. Natural gas consists largely of the hydrocarbon methane, and is found in underground formations either by itself or with crude oil.	View
us-gaap	Net Cash Provided by (Used in) Continuing Operations	The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.	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 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) Attributable to Parent	The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.	View
us-gaap	Net Income (Loss) 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 Income (Loss) Available to Common Stockholders, Diluted	Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; 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	New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Revenue (Deprecated 2016-01-31)	Amount of the effect of a change in accounting principle on net revenue.	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 Condensate Revenue (Deprecated 2018-01-31)	Revenue from sale of residue oil and condensate, which normally exists in the reservoir as gas but condenses out as a liquid during production.	View
us-gaap	Operating Leases, Future Minimum Payments Due, Next Twelve Months	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Five Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Four Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Three Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due in Two Years	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, Future Minimum Payments, Due Thereafter	Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Operating Leases, 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 Lease, Weighted Average Discount Rate, Percent	Weighted average discount rate for operating lease calculated at point in time.	View
us-gaap	Other Accrued Liabilities, Current	Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.	View
us-gaap	Other Assets, Current	Amount of current assets classified as other.	View
us-gaap	Other Assets Held-for-sale, Current (Deprecated 2014-01-31)	The lower of the carrying value or fair value less cost to sell of current assets held for sale that are not elsewhere specified in the taxonomy. The carrying value of major classes of assets and liabilities of the disposal group are separately disclosed in the balance sheet in the specific concepts provided.	View
us-gaap	Other Assets, Noncurrent	Amount of noncurrent assets classified as other.	View
us-gaap	Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax (Deprecated 2012-01-31)	Net of tax effect change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges after taxes. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. The change includes an entity's share of an equity investee's increase or decrease in deferred hedging gains or losses. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.	View
us-gaap	Other Cost and Expense, Operating	The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.	View
us-gaap	Other Liabilities, Noncurrent	Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.	View
us-gaap	Other Noncash Income (Expense)	Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.	View
us-gaap	Other Operating Income (Expense), Net	The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.	View
us-gaap	Other Receivables	Amount due from parties in nontrade transactions, classified as other.	View
us-gaap	Payment of Financing and Stock Issuance Costs	The total of the cash outflow during the period which has been paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt and the cost incurred directly for the issuance of equity securities.	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 Repurchase of Common Stock	The cash outflow to reacquire common stock during the period.	View
us-gaap	Payments for Repurchase of Redeemable Preferred Stock	The cash outflow for reacquisition of callable preferred stock.	View
us-gaap	Payments of Ordinary Dividends, Common Stock	Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.	View
us-gaap	Payments of Financing Costs	The cash outflow for loan and debt issuance costs.	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 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 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	Preferred Stock, Dividends Per Share, Declared	Aggregate dividends declared during the period for each share of preferred stock outstanding.	View
us-gaap	Preferred Stock, Liquidation Preference Per Share	The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) 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.	View
us-gaap	Preferred Stock, Liquidation Preference, Value	Value of the difference between preference in liquidation and the par or stated values of the preferred shares.	View
us-gaap	Preferred Stock, Par or Stated Value Per Share	Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.	View
us-gaap	Preferred Stock, Shares Authorized	The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.	View
us-gaap	Preferred Stock, Shares Issued	Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.	View
us-gaap	Preferred Stock, Shares Outstanding	Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.	View
us-gaap	Preferred Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.	View
us-gaap	Preferred Stock, Value, Outstanding	Value of all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by shareholders, which is net of related treasury stock. May be all or a portion of the number of preferred shares authorized. These shares represent the ownership interest of the preferred shareholders.	View
us-gaap	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	Proceeds from Income Tax Refunds	The amount of cash received during the period as refunds for the overpayment of taxes.	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 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 Other Long-term Debt	Amount of cash inflow from issuance of long-term debt classified as other.	View
us-gaap	Proceeds from Sale of Other Productive Assets	Amount of cash inflow from the sale of tangible or intangible assets used to produce goods or deliver services, classified as other.	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 Short-term Investments	The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.	View
us-gaap	Proceeds from Stock Options Exercised	Amount of cash inflow from exercise of option under share-based payment arrangement.	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, 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	Receivables, Net, Current	The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.	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 Other Long-term Debt	Amount of cash outflow for the payment of debt classified as other, maturing after one year or the operating cycle, if longer.	View
us-gaap	Restricted Cash and Cash Equivalents	Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Restricted Cash and Cash Equivalents, Current	Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Restricted Cash and Cash Equivalents, Noncurrent	Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.	View
us-gaap	Restructuring Reserve	Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.	View
us-gaap	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, Production or Lifting Costs	Production (lifting) costs from oil and gas producing activities, including but not limited to lease operating expense, production and ad valorem taxes, and transportation expense.	View
us-gaap	Results of Operations, Revenue from Oil and Gas Producing Activities	Total revenues from oil and gas producing activities.	View
us-gaap	Results of Operations, Transportation Costs	Includes the cost to prepare and move liquid hydrocarbons and natural gas to their points of sale.	View
us-gaap	Retained Earnings (Accumulated Deficit)	The cumulative amount of the reporting entity's undistributed earnings or deficit.	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	Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	Amount of increase in right-of-use asset obtained in exchange for operating lease liability.	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	Share-based Payment Arrangement, Accelerated Cost	Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost (Deprecated 2012-01-31)	Equity-based compensation cost during the period with respect to the award, which will be recognized in income (as well as the total recognized tax benefit) or capitalized as part of the cost of an asset.	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, 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, Options, Grants in Period, Weighted Average Grant Date Fair Value	The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	Number of options outstanding, including both vested and non-vested options.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term (Deprecated 2011-01-31)	The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.	View
us-gaap	Share-based Payment Arrangement, Expensed and Capitalized, Amount	Amount of cost expensed and capitalized for award under share-based payment arrangement.	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 Investments	Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.	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 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	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	Stockholders' Equity, Other	This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.	View
us-gaap	Stock Issued During Period, Shares, Conversion of Convertible Securities	Number of shares issued during the period as a result of the conversion of convertible securities.	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, Restricted Stock Award, Forfeited	Number of shares related to Restricted Stock Award forfeited during the period.	View
us-gaap	Stock Issued During Period, Shares, Restricted Stock Award, Gross	Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.	View
us-gaap	Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.	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, Restricted Stock Award, Forfeitures	Value of stock related to Restricted Stock Awards forfeited during the period.	View
us-gaap	Stock Repurchase Program, Number of Shares Authorized to be Repurchased	The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.	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, 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	Treasury Stock Acquired, Average Cost Per Share	Total cost of shares repurchased divided by the total number of shares repurchased.	View
us-gaap	Treasury Stock, Shares	Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.	View
us-gaap	Treasury Stock, Value	The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.	View
us-gaap	Treasury Stock, Value, Acquired, Cost Method	Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.	View
us-gaap	Unamortized Debt Issuance Expense	The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.	View
us-gaap	Undistributed Earnings, Basic	The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed.	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	Undistributed Earnings (Loss) Allocated to Participating Securities, Diluted	Amount of undistributed earnings (loss) allocated to participating securities for the diluted earnings (loss) per share or per unit calculation under the two-class method.	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	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 that Would Impact Effective Tax Rate	The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.	View
us-gaap	Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.	View
us-gaap	Variable Lease, Cost	Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.	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	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

Chart of Accounts => Accounts

Name	View

Accounts Payable, Current	View
Accounts Payable, Trade, Current	View
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	View
Share-based Payment Arrangement, Expense	View
Common Stock, Dividends, Per Share, Declared	View
Common Stock, Par or Stated Value Per Share	View
Deferred Tax Assets, Net of Valuation Allowance, Current	View
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	View
Deferred Tax Assets, Operating Loss Carryforwards	View
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	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 Development Costs (Deprecated 2014-01-31)	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 Income Tax Expense (Deprecated 2014-01-31)	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, Future Production Costs (Deprecated 2014-01-31)	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Standardized Measure (Deprecated 2014-01-31)	View
Extensions, Discoveries, Additions and Improved Recovery, Less Related Costs	View
Gas Balancing Payable	View
General and Administrative Expense	View
Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount	View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	View
Increase (Decrease) in Accounts Payable and Accrued Liabilities	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Four	View
Lessee, Operating Lease, Liability, Payments, Due Next Rolling Twelve Months	View
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	View
Long-Term Debt, Maturity, after Year Five	View
Long-term Debt, Excluding Current Maturities	View
Payments for Repurchase of Redeemable Preferred Stock	View
Payment, Tax Withholding, Share-based Payment Arrangement	View
Payments to Explore and Develop Oil and Gas Properties	View
Preferred Stock, Dividend Rate, Percentage	View
Preferred Stock Dividends, Income Statement Impact	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31)	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, Risk Free Interest Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	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, Exercisable, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31)	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (Deprecated 2011-01-31)	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, Exercises in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	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, Expirations in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	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, Forfeitures in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (Deprecated 2012-01-31)	View
Undistributed Earnings (Loss) Allocated to Participating Securities, Basic	View
Deferred Tax Assets, Gross	View
Deferred Tax Assets, Net	View
Undistributed Earnings, Basic	View
Accounts Receivable, after Allowance for Credit Loss, Current	View
Accretion Expense, Including Asset Retirement Obligations	View
Accretion of Discount (Deprecated 2016-01-31)	View
Accrued Liabilities, Current	View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	View
Accumulated Other Comprehensive Income (Loss), Net of Tax	View
Additional Paid in Capital	View
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31)	View
Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings	View
Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt	View
Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock	View
Adjustments to Additional Paid in Capital, Other	View
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	View
Deferred Tax Assets, Derivative Instruments	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 and Discounts	View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	View
Asset Impairment Charges	View
Asset Retirement Obligation	View
Asset Retirement Obligation, Accretion Expense	View
Asset Retirement Obligation, Current	View
Asset Retirement Obligation, Liabilities Incurred	View
Asset Retirement Obligation, Liabilities Settled	View
Asset Retirement Obligation, Revision of Estimate	View
Asset Retirement Obligations, Noncurrent	View
Assets	View
Assets, Current	View
Assets Held-for-sale, Current (Deprecated 2014-01-31)	View
Assets Held-for-sale, Long Lived (Deprecated 2014-01-31)	View
Bank Overdrafts	View
Business Acquisition, Percentage of Voting Interests Acquired	View
Capitalized Costs, Accumulated Depreciation, Depletion, Amortization and Valuation Allowance Relating to Oil and Gas Producing Activities	View
Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost	View
Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative	View
Capitalized Costs, Proved Properties	View
Cash and Cash Equivalents, at Carrying Value	View
Cash and Cash Equivalents, Period Increase (Decrease)	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	View
Cash Paid for Capitalized Interest (Deprecated 2011-01-31)	View
Class of Warrant or Right, Exercise Price of Warrants or Rights (Deprecated 2014-01-31)	View
Common Stock, Shares Authorized	View
Common Stock, Shares, Issued	View
Common Stock, Shares, Outstanding	View
Common Stock, Value, Issued	View
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	View
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	View
Contract with Customer, Liability, Current	View
Convertible Debt, Current	View
Convertible Preferred Stock, Shares Issued upon Conversion	View
Costs and Expenses	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, Asset Retirement Obligation Incurred	View
Costs Incurred, Development Costs	View
Costs Incurred, Exploration Costs	View
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities	View
Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31)	View
Current Federal Tax Expense (Benefit)	View
Current Income Tax Expense (Benefit)	View
Current State and Local Tax Expense (Benefit)	View
Long-term Debt, Gross	View
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	View
Decommissioning Liability, Noncurrent	View
Decrease Due to Sales of Minerals in Place	View
Deferred Federal Income Tax Expense (Benefit)	View
Deferred Income Tax Assets, Net	View
Deferred Income Tax Expense (Benefit)	View
Deferred Income Taxes and Other Assets, Noncurrent	View
Deferred Income Tax Liabilities, Net	View
Deferred State and Local Income Tax Expense (Benefit)	View
Deferred Tax Assets, Net, Noncurrent	View
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	View
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	View
Deferred Tax Assets, Tax Credit Carryforwards	View
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax	View
Deferred Tax Assets, Tax Credit Carryforwards, Other	View
Deferred Tax Liabilities, Net	View
Deferred Tax Liabilities, Net, Noncurrent	View
Deferred Tax Liabilities, Property, Plant and Equipment	View
Defined Contribution Plan, Cost	View
Depletion of Oil and Gas Properties	View
Derivative Asset, Fair Value, Gross Asset	View
Derivative Liability, Fair Value, Gross Liability	View
Derivative Instruments and Hedges, Assets	View
Derivative Instruments and Hedges, Liabilities	View
Derivative Instruments and Hedges, Liabilities, Noncurrent	View
Derivative Instruments and Hedges, Noncurrent	View
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	View
Derivative, Number of Instruments Held	View
Dilutive Securities, Effect on Basic Earnings Per Share	View
Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows (Deprecated 2014-01-31)	View
Dividends	View
Dividends, Common Stock	View
Dividends, Common Stock, Cash	View
Dividends Payable, Amount Per Share	View
Dividends Payable, Current	View
Dividends Payable	View
Dividends, Preferred Stock	View
Dividends, Preferred Stock, Cash	View
Earnings Per Share, Basic	View
Earnings Per Share, Basic, Distributed	View
Earnings Per Share, Basic, Undistributed	View
Earnings Per Share, Diluted	View
Earnings Per Share, Diluted, Distributed	View
Earnings Per Share, Diluted, Undistributed	View
Effective Income Tax Rate Reconciliation, Percent	View
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	View
Employee-related Liabilities, Current	View
Share-based Payment Arrangement, Amount Capitalized	View
Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options (Deprecated 2017-01-31)	View
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options (Deprecated 2017-01-31)	View
Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31)	View
Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards, Weighted Average Period of Recognition (Deprecated 2011-01-31)	View
Finance Lease, Interest Expense	View
Finance Lease, Liability	View
Finance Lease, Liability, Current	View
Finance Lease, Liability, Noncurrent	View
Finance Lease, Liability, Payment, Due	View
Finance Lease, Liability, Payments, Due in Next Rolling Twelve Months	View
Finance Lease, Liability, Payments, Due in Rolling after Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Five	View
Finance Lease, Liability, Payments, Due in Rolling Year Four	View
Finance Lease, Liability, Payments, Due in Rolling Year Three	View
Finance Lease, Liability, Payments, Due in Rolling Year Two	View
Finance Lease, Liability, Undiscounted Excess Amount	View
Finance Lease, Principal Payments	View
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	View
Finance Lease, Right-of-Use Asset, Amortization	View
Finance Lease, Weighted Average Discount Rate, Percent	View
Gain (Loss) on Derivative Instruments, Net, Pretax	View
Gain (Loss) on Sale of Equity Method Investments (Deprecated 2011-01-31)	View
Gain (Loss) on Extinguishment of Debt	View
Goodwill	View
Goodwill, Impairment Loss	View
Goodwill, Period Increase (Decrease)	View
Goodwill, Purchase Accounting Adjustments	View
Impairment of Oil and Gas Properties	View
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	View
Income Tax Expense (Benefit)	View
Income Taxes Paid	View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount	View
Changes in Estimated Future Development Costs	View
Increase (Decrease) in Fair Value of Derivative Instruments, Not Designated as Hedging Instruments (Deprecated 2013-01-31)	View
Changes in Future Income Tax Expense Estimates on Future Cash Flows Related to Proved Oil and Gas Reserves	View
Increase (Decrease) in Other Operating Assets	View
Increase (Decrease) in Other Operating Assets and Liabilities, Net	View
Increase (Decrease) in Receivables	View
Increase Due to Purchases of Minerals in Place	View
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	View
Interest Costs Capitalized	View
Interest Costs Capitalized Adjustment	View
Interest Costs Incurred	View
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	View
Interest Paid, Capitalized, Investing Activities	View
Interest Paid, Excluding Capitalized Interest, Operating Activities	View
Interest Payable	View
Operating Leases, Rent Expense	View
Lease, Cost	View
Lessee, Operating Lease, Liability, to be Paid	View
Lessee, Operating Lease, Liability, Payments, Due after Rolling Year Five	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Five	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three	View
Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Two	View
Liabilities	View
Liabilities and Equity	View
Liabilities, Current	View
Liabilities of Assets Held-for-sale (Deprecated 2014-01-31)	View
Long Lived Assets Held-for-sale, Proceeds from Sale (Deprecated 2013-01-31)	View
Long-Term Debt, Maturity, Year Two and Three	View
Loss Contingency Accrual, Payments (Deprecated 2016-01-31)	View
Natural Gas Production Revenue (Deprecated 2018-01-31)	View
Net Cash Provided by (Used in) Continuing 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 Income (Loss) Available to Common Stockholders, Diluted	View
Net Increase (Decrease) in Sales and Transfer Prices and Production Costs	View
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Revenue (Deprecated 2016-01-31)	View
Number of Reportable Segments	View
Oil and Condensate Revenue (Deprecated 2018-01-31)	View
Oil and Gas Property, Full Cost Method, Gross	View
Oil and Gas Property, Full Cost Method, Net	View
Operating Income (Loss)	View
Operating Lease, Liability	View
Operating Lease, Liability, Current	View
Operating Lease, Liability, Noncurrent	View
Operating Lease, Payments	View
Operating Lease, Payments, Use	View
Operating Lease, Right-of-Use Asset	View
Operating Leases, Future Minimum Payments Due	View
Operating Leases, Future Minimum Payments Due, Next Twelve Months	View
Operating Leases, Future Minimum Payments, Due in Five Years	View
Operating Leases, Future Minimum Payments, Due in Four Years	View
Operating Leases, Future Minimum Payments, Due in Three Years	View
Operating Leases, Future Minimum Payments, Due in Two Years	View
Operating Leases, Future Minimum Payments, Due Thereafter	View
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year	View
Operating Lease, Weighted Average Discount Rate, Percent	View
Other Accrued Liabilities, Current	View
Other Assets, Current	View
Other Assets Held-for-sale, Current (Deprecated 2014-01-31)	View
Other Assets, Noncurrent	View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)	View
Other Cost and Expense, Operating	View
Other Liabilities, Noncurrent	View
Other Noncash Income (Expense)	View
Other Noncurrent Liabilities (Deprecated 2011-01-31)	View
Other Nonoperating Income (Expense)	View
Other Operating Income (Expense), Net	View
Other Receivables	View
Payment of Financing and Stock Issuance Costs	View
Payments for (Proceeds from) Other Investing Activities	View
Payments for Repurchase of Common Stock	View
Payments of Ordinary Dividends, Common Stock	View
Payments of Financing Costs	View
Payments to Acquire Businesses, Net of Cash Acquired	View
Payments to Acquire Oil and Gas Property	View
Payments to Acquire Short-term Investments	View
Preferred Stock, Dividends Per Share, Declared	View
Preferred Stock, Liquidation Preference Per Share	View
Preferred Stock, Liquidation Preference, Value	View
Preferred Stock, Par or Stated Value Per Share	View
Preferred Stock, Shares Authorized	View
Preferred Stock, Shares Issued	View
Preferred Stock, Shares Outstanding	View
Preferred Stock, Value, Issued	View
Preferred Stock, Value, Outstanding	View
Prepaid Expense, Current	View
Previously Estimated Development Costs Incurred During Period (Deprecated 2015-01-31)	View
Proceeds from Income Tax Refunds	View
Proceeds from Issuance of Common Stock	View
Proceeds from Issuance of Long-term Debt	View
Proceeds from Issuance of Other Long-term Debt	View
Proceeds from Issuance of Senior Long-term Debt	View
Proceeds from Issuance or Sale of Equity	View
Proceeds from Sale of Oil and Gas Property and Equipment	View
Proceeds from Sale of Other Productive Assets	View
Proceeds from Sale of Productive Assets	View
Proceeds from Sale of Short-term Investments	View
Proceeds from Stock Options Exercised	View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	View
Property, Plant and Equipment, Net	View
Receivables, Net, Current	View
Repayments of Long-term Debt	View
Repayments of Other Long-term Debt	View
Restricted Cash and Cash Equivalents	View
Restricted Cash and Cash Equivalents, Current	View
Restricted Cash and Cash Equivalents, Noncurrent	View
Restructuring Reserve	View
Results of Operations, Depreciation, Depletion and Amortization, and Valuation Provisions	View
Results of Operations, Impairment of Oil and Gas Properties	View
Results of Operations, Income Tax Expense	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
Results of Operations, Revenue from Oil and Gas Producing Activities	View
Results of Operations, Transportation Costs	View
Retained Earnings (Accumulated Deficit)	View
Revenue from Contract with Customer, Excluding Assessed Tax	View
Revenues	View
Revisions of Previous Quantity Estimates	View
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	View
Sales and Transfers of Oil and Gas Produced, Net of Production Costs	View
Severance Costs	View
Share-based Payment Arrangement, Noncash Expense	View
Share-based Payment Arrangement, Accelerated Cost	View
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost (Deprecated 2012-01-31)	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, Fair Value Assumptions, Expected Dividend Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term (Deprecated 2011-01-31)	View
Share-based Payment Arrangement, Expensed and Capitalized, Amount	View
Share Price	View
Shares Issued, Price Per Share	View
Short-term Investments	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 Flows Relating to Proved Oil and Gas Reserves	View
Stockholders' Equity Attributable to Parent	View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	View
Stockholders' Equity, Other	View
Stock Issued During Period, Shares, Conversion of Convertible Securities	View
Stock Issued During Period, Shares, New Issues	View
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	View
Stock Issued During Period, Shares, Restricted Stock Award, Gross	View
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	View
Stock Issued During Period, Value, Acquisitions	View
Stock Issued During Period, Value, Conversion of Convertible Securities	View
Stock Issued During Period, Value, New Issues	View
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	View
Stock Issued During Period, Value, Restricted Stock Award, Gross	View
Stock Issued During Period, Value, Stock Options Exercised	View
Stock Repurchased and Retired During Period, Shares	View
Stock Repurchased and Retired During Period, Value	View
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	View
Temporary Equity, Carrying Amount, Attributable to Parent	View
Temporary Equity, Par or Stated Value Per Share	View
Temporary Equity, Shares Authorized	View
Temporary Equity, Shares Issued	View
Treasury Stock Acquired, Average Cost Per Share	View
Treasury Stock, Shares	View
Treasury Stock, Value	View
Treasury Stock, Value, Acquired, Cost Method	View
Unamortized Debt Issuance Expense	View
Undistributed Earnings (Loss) Allocated to Participating Securities, Diluted	View
Unrealized Gain (Loss) on Derivatives	View
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	View
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	View
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	View
Variable Lease, Cost	View
Weighted Average Number of Shares Outstanding, Diluted	View
Weighted Average Number of Shares Outstanding, Basic	View

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