Entity Central Index Key Business combination recognized identifiable assets acquired and liabilities assumed reserve for future abandonment costs. Business combination recognized identifiable assets acquired and liabilities assumed current liabilities accounts payable and accrued liabilities. Business combination recognized identifiable assets acquired and liabilities assumed current liabilities derivative financial instruments. Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Preferred Equity. Business combination recognized identifiable assets acquired and liabilities assumed non current liabilities derivative financial instruments. Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Asset Retirement Obligation. Business combination recognized identifiable assets acquired and liabilities assumed oil and gas properties. Business combination recognized identifiable assets acquired and liabilities assumed other property and equipment. Business combination recognized identifiable assets acquired and liabilities assumed income taxes receivable noncurrent. Business combination recognized identifiable assets acquired and liabilities assumed accounts receivable. Business combination recognized identifiable assets acquired and liabilities assumed current assets derivative financial instruments. Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Proved Oil and Natural Gas Properties. Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Unproved Oil and Natural Gas Properties. Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Property, Plant and Equipment. Business combination recognized identifiable assets acquired and liabilities assumed non current assets derivative financial instruments. Income tax reconciliation alternative minimum tax credit refundable. Income tax reconciliation nondeductible expense transaction costs. Income tax reconciliation net operating loss expirations. Cover [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, Address Line Two Entity Address Address Line2 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Document Annual Report Document Annual Report Document Transition Report Document Transition Report Entity Interactive Data Current Entity Interactive Data Current Entity Shell Company Entity Shell Company Entity Well-known Seasoned Issuer Entity Well Known Seasoned Issuer Entity Current Reporting Status Entity Current Reporting Status Entity Voluntary Filers Entity Voluntary Filers Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Public Float Entity Public Float Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Title of 12(b) Security Security12b Title Security Exchange Name Security Exchange Name Statement Of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Series A Convertible Preferred Stock. Series A 10% Convertible Preferred Stock Series A Convertible Preferred Stock [Member] Series B convertible preferred stock. Series B 10% Convertible Preferred Stock Series B Convertible Preferred Stock [Member] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Cash and Cash Equivalents Cash And Cash Equivalents At Carrying Value Accounts Receivable: Accounts Receivable Net Current [Abstract] Oil and gas sales Accounts Receivable Net Current Joint interest operations Oil And Gas Joint Interest Billing Receivables Current From affiliates Accounts Receivable Related Parties Derivative Financial Instruments Derivative Assets Current Income Taxes Receivable Income Taxes Receivable Other Current Assets Other Assets Current Total current assets Assets Current Property and Equipment: Property Plant And Equipment Net [Abstract] Oil and natural gas properties, successful efforts method: Oil And Gas Property Successful Effort Method Net [Abstract] Proved properties Proved Oil And Gas Property Successful Effort Method Unproved properties Unproved Oil And Gas Property Successful Effort Method Other property and equipment Property Plant And Equipment Other Accumulated depreciation, depletion and amortization Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Net property and equipment Property Plant And Equipment Net Goodwill Goodwill Income Taxes Receivable Income Taxes Receivable Noncurrent Derivative Financial Instruments Derivative Assets Noncurrent Operating Lease Right-of-Use Assets Operating Lease Right Of Use Asset Other Assets Other Assets Noncurrent Total Assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities And Stockholders Equity [Abstract] Accounts Payable Accounts Payable Current Accrued Expenses Accrued Liabilities Current Operating Leases Operating Lease Liability Current Derivative Financial Instruments Derivative Liabilities Current Total current liabilities Liabilities Current Long-term Debt Long Term Debt Noncurrent Deferred Income Taxes Deferred Tax Liabilities Noncurrent Derivative Financial Instruments Derivative Liabilities Noncurrent Long-term Operating Leases Operating Lease Liability Noncurrent Reserve for Future Abandonment Costs Asset Retirement Obligations Noncurrent Other Non-current Liabilities Other Liabilities Noncurrent Total liabilities Liabilities Commitments and Contingencies Commitments And Contingencies Mezzanine Equity: Temporary Equity [Abstract] Preferred Stock Temporary Equity Carrying Amount Attributable To Parent Stockholders' Equity: Stockholders Equity [Abstract] Common stock—$0.50 par, 155,000,000 and 400,000,000 shares authorized, 105,871,064 and 190,006,776 shares issued and outstanding at December 31, 2018 and December 31, 2019, respectively Common Stock Value Additional paid-in capital Additional Paid In Capital Accumulated earnings Retained Earnings Accumulated Deficit Total stockholders' equity Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity Temporary equity dividend rate percentage. Preferred stock, shares authorized Temporary Equity Shares Authorized Preferred stock, shares issued Temporary Equity Shares Issued Preferred stock, shares outstanding Temporary Equity Shares Outstanding Preferred stock, dividend rate Temporary Equity Dividend Rate Percentage Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Production and severance taxes operating expense. Gas gathering and transportation cost. Lease operating expenses. Exploration expense including unproved impairments and exploratory dry hole costs. Preferred stock dividends and accretion. Income Statement [Abstract] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Natural Gas Sales Natural Gas Production [Member] Oil Sales Oil And Condensate [Member] Total oil and gas sales Revenue From Contract With Customer Excluding Assessed Tax Operating expenses: Operating Expenses [Abstract] Production taxes Production And Severance Taxes Operating Expense Gathering and transportation Gas Gathering And Transportation Cost Lease operating Lease Operating Expenses Exploration Exploration Expense Including Unproved Impairments And Exploratory Dry Hole Costs Depreciation, depletion and amortization Depreciation Depletion And Amortization General and administrative, net General And Administrative Expense Impairment of oil and gas properties Impairment Of Oil And Gas Properties Loss (gain) on sale of oil and gas properties Gain Loss On Sale Of Oil And Gas Property Total operating expenses Operating Expenses Operating income (loss) Operating Income Loss Other income (expenses): Nonoperating Income Expense [Abstract] Gain from derivative financial instruments Gain Loss On Derivative Instruments Net Pretax Other income Interest And Other Income Transaction costs Business Combination Acquisition Related Costs Interest expense Interest Expense Total other income (expenses) Nonoperating Income Expense Income (loss) before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest (Provision for) benefit from income taxes Income Tax Expense Benefit Net income (loss) Net Income Loss Preferred stock dividends and accretion Preferred Stock Dividends And Accretion Net income (loss) available to common stockholders Net Income Loss Available To Common Stockholders Basic Net income (loss) per share – basic and diluted Earnings Per Share Basic And Diluted Weighted average shares outstanding: Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Stock and warrants exercised during period shares preferred stock and warrants. Stock and warrants exercised during period value preferred stock and warrants. Stock issued shares contribution transaction. Stock issued value contribution transaction. Stock issued shares vesting of equity awards. Stock issued value vesting of equity awards. Stock issuance costs during period value contribution transaction. Stock and warrants exercised and expired during period shares warrants. Stock and warrants exercised and expired during period value warrants. Adjustments to additional paid in capital decrease in jones contribution adjustment of common stock. Equity issuance costs during period value. Temporary equity dividends on temporary equity value. Issuance of successor common stock. Statement Of Stockholders Equity [Abstract] Accumulated Earnings (Deficit) Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Common Stock Warrants Warrant [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Accumulated Earnings (Deficit) Retained Earnings [Member] Beginning Balance Beginning Balance, Shares Shares Issued Successor common stock, Value Issuance Of Successor Common Stock Value Issuance of successor common stock shares. Successor common stock, Shares Issuance Of Successor Common Stock Shares Jones contribution Stock Issued Value Contribution Transaction Jones contribution, Shares Stock Issued Shares Contribution Transaction Vesting of equity awards Stock Issued Value Vesting Of Equity Awards Vesting of equity awards, Shares Stock Issued Shares Vesting Of Equity Awards Jones contribution adjustment Adjustments To Additional Paid In Capital Decrease In Jones Contribution Adjustment Of Common Stock Stock-based compensation Stock Issued During Period Value Share Based Compensation Stock-based compensation, Shares Stock Issued During Period Shares Share Based Compensation Issuance of common stock Stock Issued During Period Value New Issues Issuance of common stock, Shares Stock Issued During Period Shares New Issues Income tax withholdings related to equity awards Adjustments Related To Tax Withholding For Share Based Compensation Income tax withholdings related to equity awards, Shares Shares Paid For Tax Withholding For Share Based Compensation Equity issuance costs Equity Issuance Costs During Period Value Stock issuance costs Stock Issuance Costs During Period Value Contribution Transaction Common stock issued for debt conversion Stock Issued During Period Value Conversion Of Convertible Securities Common stock issued for debt conversion, Shares Stock Issued During Period Shares Conversion Of Convertible Securities Common stock warrants exercised Stock And Warrants Exercised During Period Value Preferred Stock And Warrants Common stock warrants exercised, Shares Stock And Warrants Exercised During Period Shares Preferred Stock And Warrants Common stock warrants exercised and expired Stock And Warrants Exercised And Expired During Period Value Warrants Common stock warrants exercised and expired, Shares Stock And Warrants Exercised And Expired During Period Shares Warrants Net income (loss) Preferred dividend accretion Temporary Equity Accretion Of Dividends Payment of preferred dividends Temporary Equity Dividends On Temporary Equity Value Ending Balance Ending Balance, Shares Derivative cash paid received on hedge. Payments to acquire business net for cash acquired from acquisition. Advance payments for drilling costs. Proceeds from (payments) for sale of oil and gas properties. Repayments of lines of credit from acquisition. Statement Of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided By Used In Operating Activities [Abstract] Net income (loss) Profit Loss Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Deferred and non-current income taxes Deferred Income Taxes And Tax Credits Loss (gain) on sale of oil and gas properties Gain Loss On Sale Of Property Gain on derivative financial instruments Gain Loss On Sale Of Commodity Contracts Cash settlements of derivative financial instruments Derivative Cash Paid Received On Hedge Amortization of debt discount, premium and issuance costs Amortization Of Financing Costs And Discounts Interest paid in-kind Paid In Kind Interest Stock-based compensation Share Based Compensation Decrease (increase) in accounts receivable Increase Decrease In Accounts Receivable Decrease (increase) in other current assets Increase Decrease In Other Current Assets Increase in accounts payable and accrued expenses Increase Decrease In Accounts Payable And Accrued Liabilities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided By Used In Investing Activities [Abstract] Acquisition of Covey Park Energy LLC, net of cash acquired Payments To Acquire Business Net For Cash Acquired From Acquisition Capital expenditures Payments To Acquire Property Plant And Equipment Advance payments for drilling costs Advance Payments For Drilling Costs Proceeds from sales of oil and gas properties Proceeds From Payments For Sale Of Oil And Gas Properties Net cash used for investing activities Net Cash Provided By Used In Investing Activities CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided By Used In Financing Activities [Abstract] Borrowings Proceeds From Lines Of Credit Payments to retire debt Repayments Of Lines Of Credit Repayment of Covey Park Energy LLC obligations Repayments Of Lines Of Credit From Acquisition Issuance of common stock Proceeds From Issuance Of Common Stock Issuance of Series B Convertible Preferred Stock Proceeds From Issuance Of Convertible Preferred Stock Preferred stock dividends paid Payments Of Dividends Preferred Stock And Preference Stock Jones contribution Proceeds From Contributions From Affiliates Debt and equity issuance costs Payment Of Financing And Stock Issuance Costs Income tax withholdings related to equity awards Payments Related To Tax Withholding For Share Based Compensation Common stock warrants exercised Proceeds From Warrant Exercises Net cash provided by (used for) financing activities Net Cash Provided By Used In Financing Activities Net increase (decrease) in cash and cash equivalents Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash and cash equivalents, beginning of the year Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations Cash and cash equivalents, end of the year Documents Incorporated by Reference Documents Incorporated By Reference [Text Block] Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Business Combinations [Abstract] Acquisitions and Dispositions of Oil and Gas Properties Oil And Gas Properties [Text Block] Oil And Gas Exploration And Production Industries Disclosures [Abstract] Oil and Gas Producing Activities Oil And Gas Exploration And Production Industries Disclosures [Text Block] Debt Disclosure [Abstract] Long-term Debt Long Term Debt [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Temporary Equity Disclosure [Abstract] Preferred Stock Preferred Stock [Text Block] Equity [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock-based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Compensation And Retirement Disclosure [Abstract] Retirement Plan Pension And Other Postretirement Benefits Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Derivative Instruments And Hedging Activities Disclosure [Abstract] Derivative Financial Instruments and Hedging Activities Derivative Instruments And Hedging Activities Disclosure [Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Quarterly Financial Information Disclosure [Abstract] Supplementary Quarterly Financial Data (Unaudited) Quarterly Financial Information [Text Block] The entire disclosure of oil and gas reserves information. Extractive Industries [Abstract] Oil and Gas Reserves Information (Unaudited) Oil And Gas Reserves Information [Text Block] Basis of presentation and principles of consolidation. Basis of Presentation and Principles of Consolidation Basis Of Presentation And Principles Of Consolidation Policy [Text Block] Use of Estimates in the Preparation of Financial Statements Use Of Estimates Concentration of credit risk and accounts receivable. Concentration Of Credit Risk And Accounts Receivable Concentration Of Credit Risk And Accounts Receivable Policy [Text Block] other current assets policy. Other Current Assets Other Current Assets Policy Fair Value Measurements Fair Value Of Financial Instruments Policy Property and Equipment Property Plant And Equipment Policy [Text Block] Goodwill Goodwill And Intangible Assets Goodwill Policy Leases Lessee Leases Policy [Text Block] Accrued expenses. Accrued Expenses Accrued Expenses Policy [Text Block] Reserve for Future Abandonment Costs Asset Retirement Obligations Policy Stock-Based Compensation Share Based Compensation Option And Incentive Plans Policy Segment Reporting Segment Reporting Policy Policy [Text Block] Derivative Financial Instruments and Hedging Activities Derivatives Policy [Text Block] Disclosure of accounting policy for major Purchasers. Major Purchasers Major Purchasers Policy [Text Block] Revenue Recognition and Gas Balancing Revenue From Contract With Customer Policy [Text Block] General and Administrative Expenses Selling General And Administrative Expenses Policy [Text Block] Income Taxes Income Tax Policy [Text Block] Earnings Per Share Earnings Per Share Policy [Text Block] Supplementary information with respect to consolidated statements of cash flows. Supplementary Information With Respect to the Consolidated Statements of Cash Flows Supplementary Information With Respect To Consolidated Statements Of Cash Flows Policy [Text Block] Recent Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Summary of Estimated Fair Value of Assets and Liabilities and Resulting Goodwill of Jones Contribution Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed Table [Text Block] Summary of Preliminary Purchase Price Allocation of the Assets Acquired and Liabilities Assumed Based on their Fair Values Schedule Of Business Acquisitions By Acquisition [Text Block] Schedule of statement of pro-forma financial information on contribution transaction. Summary of Unaudited Pro Forma Financial Information Schedule Of Statement Of Pro Forma Financial Information On Contribution Transaction Table [Text Block] Summary of Other Current Assets Schedule Of Other Current Assets Table [Text Block] Summary of Carrying Amounts and Fair Values of Financial Instruments Fair Value Option Quantitative Disclosures [Text Block] Reconciliation of Beginning and Ending Balances for Derivative Instruments Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Input Reconciliation Table [Text Block] Summary of Lease Cost Recognized Lease Cost Table [Text Block] Summary of Liabilities Under Contract Contain Operating Leases Lessee Operating Lease Liability Maturity Table [Text Block] Summary of Accrued Expenses Schedule Of Accrued Liabilities Table [Text Block] Summary of Changes in Reserve for Future Abandonment Costs Schedule Of Asset Retirement Obligations Table [Text Block] Basic and Diluted Earnings Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Weighted average shares of unvested restricted stock. Weighted Average Shares of Unvested Restricted Stock Weighted Average Shares Of Unvested Restricted Stock Table [Text Block] Common Stock and Convertible Stock Dilutive in Computation of Earning Per Share Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Cash payments made for interest and income taxes. Cash Payments Made for Interest and Income Taxes Cash Payments Made For Interest And Income Taxes Table [Text Block] Results of Operations for Properties Disclosure Of Long Lived Assets Held For Sale [Text Block] Capitalized Costs Related to Oil and Natural Gas Property Acquisition Exploration and Development Activities Capitalized Costs Relating To Oil And Gas Producing Activities Disclosure [Text Block] Costs Incurred Related to Oil and Natural Gas Property Acquisition Exploration and Development Activities Cost Incurred In Oil And Gas Property Acquisition Exploration And Development Activities Disclosure [Text Block] Long-term Debt Schedule Of Debt Instruments [Text Block] Principal amount of debt by year of maturity. Principal Amount of Debt by Year of Maturity Principal Amount Of Debt By Year Of Maturity Table [Text Block] Summary of Restricted Stock Activity Schedule Of Sharebased Compensation Restricted Stock And Restricted Stock Units Activity Table [Text Block] Summary of Significant Assumptions Used to Value PSUs Schedule Of Share Based Payment Award Employee Stock Purchase Plan Valuation Assumptions Table [Text Block] Summary of PSU Activity Schedule Of Nonvested Performance Based Units Activity Table [Text Block] Consolidated Income Tax Provision (Benefit) Schedule Of Components Of Income Tax Expense Benefit Table [Text Block] Income tax expense amount income tax reconciliation. Income Tax Expense Benefit Income Tax Reconciliation Income Tax Expense Amount Income Tax Reconciliation Table [Text Block] Difference Between Customary Rate and Effective Tax Rate on Income Before Income Taxes Due Schedule Of Effective Income Tax Rate Reconciliation Table [Text Block] Tax Effects of Significant Temporary Differences Representing Net Deferred Tax Asset and Liability Schedule Of Deferred Tax Assets And Liabilities Table [Text Block] Carryforwards Available to Reduce Future Income Taxes Summary Of Tax Credit Carryforwards [Text Block] Schedule of Gas Derivative Contracts Volume and Prices Schedule Of Derivative Instruments [Text Block] Offsetting assets and liabilities. Schedule of Derivative Instruments Offsetting Assets And Liabilities Table [Text Block] Schedule of Gains and Losses from Derivative Financial Instruments Schedule Of Derivative Instruments Gain Loss In Statement Of Financial Performance [Text Block] Schedule of Supplementary Quarterly Financial Data (Unaudited) Schedule Of Quarterly Financial Information Table [Text Block] Summary of Changes in Net Quantities of Crude Oil and Natural Gas Reserves Schedule Of Proved Developed And Undeveloped Oil And Gas Reserve Quantities [Text Block] Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Reserves Standardized Measure Of Discounted Future Cash Flows Relating To Proved Reserves Disclosure [Text Block] Changes in standardized measure of discounted future net cash flows relating to proved reserves table text block. Changes in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Reserves Changes In Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Reserves Table [Text Block] Summary of Prices Used in Determining Oil and Natural Gas Reserves Quantities and Cash Flows Oil And Gas Net Production Average Sales Price And Average Production Costs Disclosure [Text Block] Stock issued ownership percentage contribution transaction. Stock issued during period shares contribution transaction. Operations and summary of significant accounting policies. Operations and summary of significant accounting policies. Operations And Summary Of Significant Accounting Policies [Table] Operations And Summary Of Significant Accounting Policies [Table] Property, Plant and Equipment, Type Property Plant And Equipment By Type [Axis] Property, Plant and Equipment, Type Property Plant And Equipment Type [Domain] Bakken shale properties. Bakken Shale Properties Bakken Shale Properties [Member] Goodwill oil and gas property valuation. Goodwill Oil and Gas Property Valuation Goodwill Oil And Gas Property Valuation [Member] Business Acquisition Business Acquisition [Axis] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] Covey Park Energy LLC. Covey Park Acquisition Covey Park Energy L L C [Member] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Seven point five percent senior notes. 7.5% Senior Notes Seven Point Five Percent Senior Notes [Member] Convertible series A preferred stock. Convertible Series A Preferred Stock Convertible Series A Preferred Stock [Member] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Affiliates controlled by majority shareholder Jerry Jones. Affiliates Controlled By Majority Shareholder Jerry Jones Affiliates Controlled By Majority Shareholder Jerry Jones [Member] Series B ten percent convertible preferred stock. Series B 10% Convertible Preferred Stock Series B Ten Percent Convertible Preferred Stock [Member] Series A and B Convertible Preferred Stock. Series B and Series A Convertible Preferred Stock Series A And B Convertible Preferred Stock [Member] Oil and Gas Properties Oil And Gas Properties [Member] Scenario Statement Scenario [Axis] Scenario Scenario Unspecified [Domain] Pro Forma Pro Forma [Member] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] Haynesville Shale. Haynesville Shale Haynesville Shale [Member] Operations And Summary Of Significant Accounting Policies [Line Items] Operations And Summary Of Significant Accounting Policies [Line Items] Jones contribution transaction, ownership percentage Stock Issued Ownership Percentage Contribution Transaction Jones contribution transaction, Shares issued Stock Issued During Period Shares Contribution Transaction Oil and gas property cost basis. Oil and gas property capitalized costs. Oil and gas property accumulated depletion depreciation and amortization. Oil and gas property cost basis Oil And Gas Property Cost Basis Oil and gas property capitalized costs Oil And Gas Property Capitalized Costs Oil and gas property accumulated depletion, depreciation and amortization Oil And Gas Property Accumulated Depletion Depreciation And Amortization Business combination recognized identifiable consideration and liabilities assumed. Jones contribution and refinancing plans. Jones Contribution And Refinancing Plans [Abstract] Fair Value of Common Stock Issued Equity Issued In Business Combination Fair Value Disclosure Liabilities Assumed: Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities [Abstract] Current Liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Long-Term Debt Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Long Term Debt Deferred Income Taxes Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities Reserve for Future Abandonment Costs Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Reserve For Future Abandonment Costs Liabilities Assumed Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities Total Consideration and Liabilities Assumed Business Combination Recognized Identifiable Consideration And Liabilities Assumed Assets Acquired: Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets [Abstract] Current Assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Oil and Gas Properties Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Oil And Gas Properties Other Property & Equipment Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Property And Equipment Income Taxes Receivable Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Income Taxes Receivable Noncurrent Other Assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets Total Assets Acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets Management oil price outlook. Management gas price outlook. Minimum discount factor to future net cash flows percentage. Maximum discount factor to future net cash flows percentage. Management's oil price outlook Management Oil Price Outlook Management's gas price outlook Management Gas Price Outlook Annual minimum discount rate Minimum Discount Factor To Future Net Cash Flows Percentage Annual maximum discount rate Maximum Discount Factor To Future Net Cash Flows Percentage Cash received by equity owners of acquire Payments To Acquire Businesses Gross Temporary equity stock issued during period value new issues Temporary Equity Stock Issued During Period Value New Issues Shares issued to shareholder Interest rate on debt instrument Debt Instrument Interest Rate Stated Percentage Repayments of outstanding borrowings Debt assumed in merger Noncash Or Part Noncash Acquisition Debt Assumed1 Preferred equity redeemed in merger Redeemable Noncontrolling Interest Equity Preferred Redemption Value Share issue price Shares Issued Price Per Share Merger value Temporary equity stock issued during period shares new issues. Value of common stock shares issued Temporary equity stock issued during period shares new issues Temporary Equity Stock Issued During Period Shares New Issues Temporary equity aggregate common stock conversion shares. Stock issued ownership percentage from acquisition. Former owners of Covey Park, Ownership percentage Stock Issued Ownership Percentage From Acquisition Aggregate common stock upon conversion Temporary Equity Aggregate Common Stock Conversion Shares Acquisition related fees Purchase price allocation period. Purchase price allocation period Purchase Price Allocation Period Business combination consideration transferred temporary equity interests fair value of stock issued and issuable. Schedule Of Business Acquisitions By Acquisition [Table] Schedule Of Business Acquisitions By Acquisition [Table] Covey Park Equity Owners Business Acquisition [Line Items] Business Acquisition [Line Items] Consideration: Business Combination Consideration Transferred [Abstract] Cash Paid Fair Value of Stock Issued Business Combination Consideration Transferred Temporary Equity Interests Fair Value Of Stock Issued And Issuable Total Consideration Business Combination Consideration Transferred1 Accounts Payable and Accrued Liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable And Accrued Liabilities Derivative Financial Instruments Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Derivative Financial Instruments Other Current Liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Other Long Term Debt Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Long Term Debt Covey Park Preferred Equity Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Preferred Equity Non-current Derivative Financial Instruments Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Non Current Liabilities Derivative Financial Instruments Asset Retirement Obligations Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Asset Retirement Obligation Other Non-current Liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other Total Consideration and Liabilities Assumed Cash and Cash Equivalents Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents Accounts Receivable Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Accounts Receivable Current Derivative Financial Instruments Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Derivative Financial Instruments Other Current Assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other Proved Oil and Natural Gas Properties Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Proved Oil And Natural Gas Properties Unproved Oil and Natural Gas Properties Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Unproved Oil And Natural Gas Properties Other Property, Plant and Equipment Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Property Plant And Equipment Non-current Derivative Financial Instruments Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Non Current Assets Derivative Financial Instruments Fair value of temporary equity. Fair value of preferred stock Fair Value Of Temporary Equity Fair value of asset retirement obligations Operating revenues Operating income Net income per share: Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Business Acquisition, Date of Acquisition Agreement Business Acquisition Date Of Acquisition Agreement1 Shares issued as consideration Noncash Or Part Noncash Acquisition Noncash Financial Or Equity Instrument Consideration Shares Issued1 Allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Schedule of other current assets . Other current asset. Other Current Asset [Table] Other Current Asset [Table] Balance Sheet Location Balance Sheet Location [Axis] Balance Sheet Location Balance Sheet Location [Domain] Advance payments for drilling costs. Advance payments for drilling costs Advance Payments For Drilling Costs [Member] Production tax refunds receivable. Production tax refunds receivable Production Tax Refunds Receivable [Member] Pipe Inventory Member. Pipe and oil field equipment inventory Pipe Inventory [Member] Other other current assets. Other Other Other Current Assets [Member] Schedule Of Other Current Assets [Line Items] Schedule Of Other Current Assets [Line Items] Fair Value Option Quantitative Disclosures [Table] Fair Value Option Quantitative Disclosures [Table] Trading Activity Trading Activity By Type [Axis] Trading Activity, by Type Trading Activity By Type [Domain] Commodity-Based Derivatives Commodity [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Fair value inputs level 2 and level 3. Level 2 and Level 3 Fair Value Inputs Level2 And Level3 [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Bank Credit Facility Line Of Credit [Member] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Senior Notes Seven Point Five Percent Due Two Thousand Twenty Five Member. 7.5% Senior Notes due 2025 Senior Notes Seven Point Five Percent Due Two Thousand Twenty Five [Member] Senior notes nine point seven five percent due two thousand twenty six. 9.75% Senior Notes due 2026 Senior Notes Nine Point Seven Five Percent Due Two Thousand Twenty Six [Member] Long Term Debt Long Term Debt [Member] Level 1 Fair Value Inputs Level1 [Member] Fair Value Option Quantitative Disclosures [Line Items] Fair Value Option Quantitative Disclosures [Line Items] Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Financial Instruments Financial Assets Balance Sheet Groupings [Abstract] Derivative financial asset, Fair value Derivative Fair Value Of Derivative Asset Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract] Long-term debt, Carrying Value Long Term Debt Long-term debt, Fair Value Long Term Debt Fair Value Derivative financial liabilities, Fair value Derivative Asset Fair Value Gross Liability Balance at December 31, 2018 Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs Total gains included in earnings Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Gain Loss Included In Earnings Settlements, net Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Settlements Transfers out of Level 3 Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Transfers Out Of Level3 Balance at December 31, 2019 Conversion ratio of oil to natural gas in units of production. Impairment charges related to unevaluated properties. South texas assets held for sale. South Texas Asset Held for Sale South Texas Assets Held For Sale [Member] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Minimum Minimum [Member] Maximum Maximum [Member] Conversion ratio of oil to natural gas in units of production Conversion Ratio Of Oil To Natural Gas In Units Of Production Impairment of unproved oil and natural gas properties Impairment Charges Related To Unevaluated Properties Property and equipment estimated useful lives Property Plant And Equipment Useful Life Decrease in goodwill Goodwill Period Increase Decrease Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] ASU 842 Accounting Standards Update201602 [Member] Operating lease, right-of-use assets Operating lease liabilities, short term Operating lease liabilities, long term Operating lease utilized discount rate Lessee Operating Lease Discount Rate Prior advance notice period for cancellation of rig contracts. Prior advance notice period for cancellation of rig contracts Prior Advance Notice Period For Cancellation Of Rig Contracts Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] General and Administrative Expense General And Administrative Expense [Member] Lease operating expense. Lease Operating Expense Lease Operating Expense [Member] Short-term drilling rig costs included in proved oil and gas properties. Short-term Drilling Rig Costs Included in Proved Oil and Gas Properties Short Term Drilling Rig Costs Included In Proved Oil And Gas Properties [Member] Operating lease cost Operating Lease Cost Cash payments for operating leases associated with right-of-use assets Operating Lease Payments Operating lease, weighted average remaining term Operating Lease Weighted Average Remaining Lease Term1 Operating leases Operating Lease Liabilities Payments Due [Abstract] 2020 Lessee Operating Lease Liability Payments Due Next Twelve Months 2021 Lessee Operating Lease Liability Payments Due Year Two Total lease payments Lessee Operating Lease Liability Payments Due Imputed interest Lessee Operating Lease Liability Undiscounted Excess Amount Total lease liability Operating Lease Liability Accrued drilling costs. Accrued transportation costs. Accrued transaction costs. Accrued lease operating expenses. Payables And Accruals [Abstract] Accrued Liabilities, Current [Abstract] Accrued Liabilities Current [Abstract] Accrued interest payable Interest Payable Current Accrued drilling costs Accrued Drilling Costs Accrued transportation costs Accrued Transportation Costs Accrued transaction costs Accrued Transaction Costs Accrued employee compensation Employee Related Liabilities Current Accrued lease operating expenses Accrued Lease Operating Expenses Other Other Accrued Liabilities Current Total accrued expenses Asset retirement obligation liabilities for wells acquired. Asset retirement obligation disposed. Asset Retirement Obligation Disclosure [Abstract] Asset retirement obligations. Asset retirement obligations. Asset Retirement Obligations [Table] Asset Retirement Obligations [Table] Predecessors. Predecessor Predecessors [Member] Asset Retirement Obligations [Line Items] Asset Retirement Obligations [Line Items] Asset Retirement Obligations Noncurrent [Abstract] Asset Retirement Obligations Noncurrent [Abstract] Reserve for future abandonment costs at beginning of the year Wells acquired Asset Retirement Obligation Liabilities For Wells Acquired New wells placed on production Asset Retirement Obligation Liabilities Incurred Changes in estimates and timing Asset Retirement Obligation Revision Of Estimate Liabilities settled Asset Retirement Obligation Liabilities Settled Asset divestitures Asset Retirement Obligation Assets Disposed Accretion expense Asset Retirement Obligation Accretion Expense Reserve for future abandonment costs at end of the year Customer Major Customers [Axis] Customer Name Of Major Customer [Domain] Major oil and natural gas purchaser. Major Oil and Natural Gas Purchaser Major Oil And Natural Gas Purchaser [Member] Major oil and natural gas purchaser one. Major Oil and Natural Gas Purchaser One Major Oil And Natural Gas Purchaser One [Member] Major oil and natural gas purchaser two. Major Oil and Natural Gas Purchaser Two Major Oil And Natural Gas Purchaser Two [Member] Major oil and natural gas purchaser three. Major Oil and Natural Gas Purchaser Three Major Oil And Natural Gas Purchaser Three [Member] Major oil and natural gas purchaser four. Major Oil and Natural Gas Purchaser Four Major Oil And Natural Gas Purchaser Four [Member] Series A and Series B Convertible Preferred Stock Scenario Forecast Scenario Forecast [Member] Number of operating segments Number Of Operating Segments Percentage accounted of oil and gas sales. Number of major customer of oil and gas sales. Number of major customers of oil and gas sales Number Of Major Customer Of Oil And Gas Sales Percentage accounted of oil and gas sales Percentage Accounted Of Oil And Gas Sales Number of primary products. Contract cash settlement max days. Contract cancellable notice term. Number of primary products Number Of Primary Products Contract cash settlement max days Contract Cash Settlement Max Days Contract cancellable notice term Contract Cancellable Notice Term Accounts Receivable related to satisfied performance obligations and unconditional right to consideration General and administrative expense reimbursements of overhead costs. General and administrative expenses reimbursements of overhead costs General And Administrative Expense Reimbursements Of Overhead Costs Performance units adjustment for performance multiplier range minimum. Performance units adjustment for performance multiplier range maximum. Participating securities that share in losses. Performance multiplier, minimum Performance Units Adjustment For Performance Multiplier Range Minimum Performance multiplier, maximum Performance Units Adjustment For Performance Multiplier Range Maximum Warrants for Common Stock exercise price Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1 Participating securities that share in losses Participating Securities That Share In Losses Earnings per share. Earnings per share. Earnings Per Share [Table] Earnings Per Share [Table] Earnings Per Share [Line Items] Earnings Per Share [Line Items] Basic and diluted net income attributable to common stock, Per Share Diluted income attributable to common stock, Per Share Net income loss allocated to unvested restricted shares. Net income loss available to common stockholders basic and diluted. Amount of dilutive securities performance stock units. Amount of dilutive securities preferred stock dividends and accretion. Incremental common shares attributable to performance stock units. Net income attributable to common stock Income allocable to unvested restricted shares Net Income Loss Allocated To Unvested Restricted Shares Basic and diluted net income attributable to common stock Net Income Loss Available To Common Stockholders Basic And Diluted Performance stock units Amount Of Dilutive Securities Performance Stock Units Effect of dilutive securities: preferred stock Amount Of Dilutive Securities Preferred Stock Dividends And Accretion Stock warrants Amount Of Dilutive Securities Stock Options And Restrictive Stock Units Diluted income attributable to common stock Net Income Loss Available To Common Stockholders Diluted Basic and diluted net income attributable to common stock, Shares Weighted Average Number Of Share Outstanding Basic And Diluted Effect of Dilutive Securities: performance stock units, Shares Incremental Common Shares Attributable To Performance Stock Units Effect of Dilutive Securities: preferred stock, Shares Incremental Common Shares Attributable To Conversion Of Preferred Stock Effect of Dilutive Securities: Stock warrants, Shares Incremental Common Shares Attributable To Call Options And Warrants Diluted income attributable to common stock, Shares Basic and diluted net loss attributable to common stock Basic and diluted net loss attributable to common stock, Shares Share based compensation arrangement by share based payment award equity instruments other than option nonvested weighted average number. Unvested restricted stock Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Option Nonvested Weighted Average Number Antidilutive securities performance share units excluded from computation of earnings per share amount. Antidilutive securities excluded from computation of earnings per unit weighted average grant date fair value price. Antidilutive securities warrants for common stock, excluded from computation of earnings per share amount. Antidilutive securities excluded from computation of earnings per share weighted average exercise price. Antidilutive securities contingently convertible shares excluded from computation of earnings per share amount. Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Warrants for Common Stock Contingently convertible shares. Contingently Convertible Shares Contingently Convertible Shares [Member] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Weighted average PSUs Antidilutive Securities Performance Share Units Excluded From Computation Of Earnings Per Share Amount Weighted average grant date fair value per unit Antidilutive Securities Excluded From Computation Of Earnings Per Unit Weighted Average Grant Date Fair Value Price Weighted average warrants for common stock Antidilutive Securities Warrants For Common Stock Excluded From Computation Of Earnings Per Share Amount Weighted average exercise price per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Weighted Average Exercise Price Weighted average contingently convertible shares Antidilutive Securities Contingently Convertible Shares Excluded From Computation Of Earnings Per Share Amount Noncash or part noncash increase (decrease) in accrued capital expenditure. Noncash or part noncash acquisition, stock issuance. Noncash or part noncash acquisition, working capital. Cash flow cash payments. Cash flow, noncash investing activities disclosure. Cash flow, noncash investing activities related to acquisition. Cash Payments. Cash Payments [Abstract] Supplemental cash flow information. Supplemental cash flow information. Supplemental Cash Flow Information [Table] Supplemental Cash Flow Information [Table] Supplemental Cash Flow Information [Line Items] Supplemental Cash Flow Information [Line Items] Cash payments for: Cash Flow Cash Payments [Abstract] Interest payments Interest Paid Income tax payments Income Taxes Paid Net Non-cash investing activities include: Cash Flow Noncash Investing Activities Disclosure [Abstract] Increase (decrease) in accrued capital expenditures Noncash Or Part Noncash Increase Decrease In Accrued Capital Expenditure Non-cash investing and financing activities related to acquisitions Cash Flow Noncash Investing Activities Related To Acquisition [Abstract] Issuance of stock Noncash Or Part Noncash Acquisition Stock Issuance Assumed 7½% senior notes Acquired working capital Noncash Or Part Noncash Acquisition Working Capital Convertible Notes Convertible Debt [Member] Gross proceeds from sale of oil and gas properties. Disposal Group Name Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Axis] Disposal Group Name Disposal Groups Including Discontinued Operations Name [Domain] South​ texas sold properties​. South Texas Sold Properties South Texas Sold Properties [Member] Oil and Gas Delivery Commitments and Contracts Oil And Gas Delivery Commitments And Contracts [Axis] Oil and Gas Delivery Commitments and Contracts, Oil Producing Property Oil And Gas Delivery Commitments And Contracts Oil Producing Property [Domain] Working interest of first twelve wells. Working Interest in First Twelve Wells Working Interest Of First Twelve Wells [Member] Working interest change for subsequent wells. Working Interest Change for All Subsequent Wells Working Interest Change For Subsequent Wells [Member] Caddo parish Louisiana. Caddo Parish Louisiana Caddo Parish Louisiana [Member] Harrison county Texas. Harrison County Texas Harrison County Texas [Member] North Louisiana and Texas properties. North Louisiana and Texas Properties North Louisiana And Texas Properties [Member] Harrison and Panola Counties, Texas. Harrison and Panola Counties, Texas Harrison And Panola Counties Texas [Member] Privately held company. Privately Held Company Privately Held Company [Member] Asset retirement liability Asset Retirement Obligation Current Gross proceeds from sale of oil and gas properties Gross Proceeds From Sale Of Oil And Gas Properties Loss on sale of oil and gas properties Oil and gas properties sold oil and gas sales. Oil and gas properties sold operating expenses. Oil and gas properties sold operating income loss. Oil and gas properties sold. Oil And Gas Properties Sold [Abstract] Total oil and gas sales Oil And Gas Properties Sold Oil And Gas Sales Total operating expenses Oil And Gas Properties Sold Operating Expenses Operating income Oil And Gas Properties Sold Operating Income Loss JV net acreage. JV acreage cost reimbursement right to acquire working interest per well. Proceeds to be received for acreage and infrastructure. Proceeds received to meet or exceed JV production targets. Proceeds to be received per JV drilled well. Working interest for JV acreage and infrastructure. Joint venture approximate net acreage J V Net Acreage JV acreage cost reimbursement working interest per well J V Acreage Cost Reimbursement Right To Acquire Working Interest Per Well Proceeds to be received for acreage and infrastructure Proceeds To Be Received For Acreage And Infrastructure Working interest for JV acreage and infrastructure Working Interest For J V Acreage And Infrastructure Proceeds received to meet or exceed JV production targets Proceeds Received To Meet Or Exceed J V Production Targets Proceeds to be received per JV drilled well Proceeds To Be Received Per J V Drilled Well Acquisition of prospective for gas gross acres. Acquisition of prospective for gas net acres. Wells producing on purchased property gross. Wells producing on purchased property net. Haynesville shale wells producing on purchased property gross. Haynesville shale wells producing on purchased property net. Acquired oil and gas properties Costs Incurred Acquisition Of Oil And Gas Properties Oil and gas properties, gross acres Acquisition Of Prospective For Gas Gross Acres Oil and gas properties, net acres Acquisition Of Prospective For Gas Net Acres Producing natural gas wells, gross Wells Producing On Purchased Property Gross Producing natural gas wells, net Wells Producing On Purchased Property Net Producing Haynesville shale natural gas wells, gross Haynesville Shale Wells Producing On Purchased Property Gross Producing Haynesville shale natural gas wells, net Haynesville Shale Wells Producing On Purchased Property Net Working interests re-acquired under joint venture. Working interests re-acquired under the joint venture Working Interests Reacquired Under Joint Venture Proceeds from sale of undeveloped acreage. Proceeds from sale of undeveloped acreage Proceeds From Sale Of Undeveloped Acreage Percentage of acquisition of interest. Amount payable on acquisition of interest. Payment term for acquisition of interest. Percentage of interest provided per drilled well. Potential drilling locations gross. Potential drilling locations net. Percentage of acquisition of interest in Haynesville shale rights Percentage Of Acquisition Of Interest Amount payable on acquisition of interest in Haynesville shale rights Amount Payable On Acquisition Of Interest Payment term for acquisition of interest in Haynesville shale rights Payment Term For Acquisition Of Interest Percentage of interest provided in each well drilled by company Percentage Of Interest Provided Per Drilled Well Potential drilling locations, gross Potential Drilling Locations Gross Potential drilling locations, net Potential Drilling Locations Net Capitalized costs lease hold costs. Proved properties: Capitalized Costs Oil And Gas Producing Activities Net [Abstract] Leasehold costs Capitalized Costs Lease Hold Costs Wells and related equipment and facilities Capitalized Costs Wells And Related Equipment And Facilities Accumulated depreciation depletion and amortization Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities Proved properties Capitalized Costs Proved Properties Unproved properties Capitalized Costs Unproved Properties Capitalized costs, oil and gas producing activities, net, total Capitalized Costs Oil And Gas Producing Activities Net Costs incurred development leasehold costs. Costs incurred development drilling costs. Costs incurred other development costs. Costs incurred oil and gas exploration and development activities. Costs Incurred In Oil And Gas Property Acquisition Exploration And Development Activities [Table] Costs Incurred In Oil And Gas Property Acquisition Exploration And Development Activities [Table] Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities [Line Items] Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities [Line Items] Property acquisitions Exploration and development: Costs Incurred Oil And Gas Exploration And Development Activities [Abstract] Development leasehold Costs Incurred Development Leasehold Costs Development drilling Costs Incurred Development Drilling Costs Other development Costs Incurred Other Development Costs Total capital expenditures Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities Payable in kind accrued interest. Long term debt principal amount. Debt Instrument [Table] Debt Instrument [Table] Senior secured toggle notes ten percent due two thousand twenty. 10% Senior Secured Toggle Notes due 2020 Senior Secured Toggle Notes Ten Percent Due Two Thousand Twenty [Member] 7½% Senior Notes due 2025 9¾% Senior Notes due 2026 Debt Instrument [Line Items] Debt Instrument [Line Items] Accrued interest payable in kind Payable In Kind Accrued Interest Principal Long Term Debt Principal Amount Discount, net of amortization Debt Instrument Unamortized Discount Debt issuance costs, net of amortization Unamortized Debt Issuance Expense 2020, Principal Long Term Debt Maturities Repayments Of Principal In Next Twelve Months 2021, Principal Long Term Debt Maturities Repayments Of Principal In Year Two 2022, Principal Long Term Debt Maturities Repayments Of Principal In Year Three 2023, Principal Long Term Debt Maturities Repayments Of Principal In Year Four 2024, Principal Long Term Debt Maturities Repayments Of Principal In Year Five Thereafter, Principal Long Term Debt Maturities Repayments Of Principal After Year Five Long term debt principal amount Business acquisition recognized identifiable assets acquired and liabilities assumed noncurrent liabilities long term debt. Interest payment terms Debt Instrument Payment Terms Maturity of senior notes Debt Instrument Maturity Date Principal amount of notes issued Proceeds of issued senior notes Proceeds From Issuance Of Senior Long Term Debt Debt assumed in merger Business Acquisition Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Long Term Debt Fair value of notes Debt Instrument Fair Value Leverage ratio. Current ratio. Variable Rate Variable Rate [Axis] Variable Rate Variable Rate [Domain] LIBOR London Interbank Offered Rate L I B O R [Member] Base Rate Base Rate [Member] Spread rate for interest rate on credit facility Debt Instrument Basis Spread On Variable Rate1 Commitment fee on unused borrowing base Line Of Credit Facility Unused Capacity Commitment Fee Percentage Leverage ratio Leverage Ratio Current ratio Current Ratio Bank credit facility Line Of Credit Facility Maximum Borrowing Capacity Maturity of credit facility Line Of Credit Facility Expiration Date1 Committed borrowing base Line Of Credit Facility Current Borrowing Capacity Borrowings outstanding Long Term Line Of Credit Commitments and contingencies. Commitments and contingencies. Commitments And Contingencies [Table] Commitments And Contingencies [Table] Office space and other facilities. Office Space and Other Facilities Office Space And Other Facilities [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Rent expenses under non cancellable operating Leases Minimum future lease payments, 2020 Minimum future lease payments, 2021 Minimum future lease payments, 2022 Lessee Operating Lease Liability Payments Due Year Three Natural gas transportation agreement term. Natural gas transportation and treating agreements Natural Gas Transportation Agreement Term Natural gas transportation contracts, 2020 Contractual Obligation Due In Next Twelve Months Natural gas transportation contracts, 2021 Contractual Obligation Due In Second Year Natural gas transportation contracts, 2022 Contractual Obligation Due In Third Year Natural gas transportation contracts, 2023 Contractual Obligation Due In Fourth Year Natural gas transportation contracts, 2024 Contractual Obligation Due In Fifth Year Natural gas transportation contracts, remaining terms Contractual Obligation Due After Fifth Year Contract terms related to drilling services. Contract terms related to drilling services cancellable. Commitments for contracted drilling services. Contract term related to drilling services Contract Terms Related To Drilling Services Contract cancellable term related to drilling services Contract Terms Related To Drilling Services Cancellable Commitments for contracted drilling services Commitments For Contracted Drilling Services Temporary equity stock conversion price. Temporary Equity By Class Of Stock [Table] Temporary Equity By Class Of Stock [Table] Series B 10% Convertible Preferred Stock Temporary Equity [Line Items] Temporary Equity [Line Items] Convertible preferred stock issued/ sold Redemption value of convertible preferred stock issued Fair value of convertible preferred stock issued Preferred stock, quarterly dividends rate Conversion price per share Temporary Equity Stock Conversion Price Accretion to redemption value of convertible preferred stock issued Temporary Equity Accretion To Redemption Value Common stock and preferred stock, shares authorized. Stockholders equity. Stockholders equity. Stockholders Equity [Table] Stockholders Equity [Table] Stockholders Equity [Line Items] Stockholders Equity [Line Items] Authorized capital stock Common Stock And Preferred Stock Shares Authorized Preferred stock, authorized capital stock Preferred stock, par value Temporary Equity Par Or Stated Value Per Share Debt conversion, convertible instrument, principal amount Debt Conversion Original Debt Amount1 Debt conversion, converted instrument, shares of common stock issued Debt Conversion Converted Instrument Shares Issued1 Remaining stock and warrants expired without being exercised during period shares warrants. Common stock warrants exercised, Shares Remaining warrants expired without being exercised Remaining Stock And Warrants Expired Without Being Exercised During Period Shares Warrants Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Two thousand nineteen long term incentive plan. 2019 Long Term Incentive Plan Two Thousand Nineteen Long Term Incentive Plan [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Long-term Incentive Plan shares available for future awards of performance share units, restricted stock grants or other equity awards Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Stock-based compensation expense recognized Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Restricted Stock Restricted Stock [Member] Potential Performance Shares (PSU) Performance Shares [Member] Amortized vesting period of restricted stock Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Beginning Balance, Number of Shares, Outstanding Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Number of Shares, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Number of Shares, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Number of Shares, Forfeitures Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Ending Balance, Number of Shares, Outstanding Beginning Balance, Weighted Average Grant Price, Outstanding Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Weighted Average Grant Price, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Weighted Average Grant Price, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Weighted Average Grant Price, Forfeitures Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Ending Balance, Weighted Average Grant Price, Outstanding Fair value of vested restricted stock Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value Per share weighted average fair value Compensation expense recognized for restricted stock grants Allocated Share Based Compensation Expense Unrecognized compensation expense related to unvested shares Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Expected recognition period Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Performance periods. Performance Periods Performance Periods Risk free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum Maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum Final Number Of Potential Performance Shares Issuable Minimum. Final Number Of Potential Performance Shares Issuable Maximum. Minimum final number of shares of common stock issuable based on performance multiplier Final Number Of Potential Performance Shares Issuable Minimum Maximum final number of shares of common stock issuable based on performance multiplier Final Number Of Potential Performance Shares Issuable Maximum Number of performance share units awards granted. Number of performance share units awards forfeitures. Number of performance share units outstanding. Performance Share Units (PSU) Beginning Balance, Number of Units, Outstanding Number Of Performance Share Units Outstanding Number of Units, Granted Number Of Performance Share Units Awards Granted Number of Units, Forfeitures Number Of Performance Share Units Awards Forfeitures Ending Balance, Number of Units, Outstanding Grant date fair value of performance share units. Weighted average grant price performance share units forfeitures. Performance share units outstanding weighted average grant date fair value. Beginning Balance, Weighted Average Grant Price, Outstanding Performance Share Units Outstanding Weighted Average Grant Date Fair Value Weighted Average Grant Price, Granted Grant Date Fair Value Of Performance Share Units Weighted Average Grant Price, Forfeitures Weighted Average Grant Price Performance Share Units Forfeitures Ending Balance, Weighted Average Grant Price, Outstanding Performance share units grant date fair value. Number of PSUs granted Grant date fair value Performance Share Units Grant Date Fair Value Grant date fair value per unit Compensation expense recognized for PSUs Unrecognized compensation expense related to unvested shares Number of performance share units awards earned. Number of Units, Earned Number Of Performance Share Units Awards Earned Shares of unvested common stock outstanding Schedule Of Defined Benefit Plans Disclosures [Table] Schedule Of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Matching contributions to the plan Defined Benefit Plan Contributions By Employer Current - Federal Current Federal Tax Expense Benefit Current - State Current State And Local Tax Expense Benefit Deferred - Federal Deferred Federal Income Tax Expense Benefit Deferred - State Deferred State And Local Income Tax Expense Benefit Total Interest expense threshold percentage of adjusted taxable income beyond which interest expense is deductible. Deferred federal tax remeasurement rate. Deferred federal tax remeasurement value. Operating losses carryforward indefinitely with no carryback as percentage of taxable income. Refund of unused alternative minimum tax credit carryforwards. Refundable unused alternative minimum tax credit carryforward percentage. Refundable unused alternative minimum tax credit carryforward years. Unused alternative minimum tax credit carryforwards. Income taxes. Income taxes. Income Taxes [Table] Income Taxes [Table] Income Tax Authority Income Tax Authority [Axis] Income Tax Authority Income Tax Authority [Domain] U.S. Federal [Member] Domestic Country [Member] State Taxes [Member] State And Local Jurisdiction [Member] Income Taxes [Line Items] Income Taxes [Line Items] Federal statutory rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Operating losses carryforward indefinitely with no carryback as percentage of taxable income Operating Losses Carryforward Indefinitely With No Carryback As Percentage Of Taxable Income Interest expense threshold percentage of adjusted taxable income beyond which interest expense is deductible Interest Expense Threshold Percentage Of Adjusted Taxable Income Beyond Which Interest Expense Is Deductible Deferred federal tax, Remeasurement Rate Deferred Federal Tax Remeasurement Rate Deferred federal tax, Remeasurement Value Deferred Federal Tax Remeasurement Value Refundable unused AMT credit carryforward, Percentage Refundable Unused Alternative Minimum Tax Credit Carryforward Percentage Refundable unused alternative minimum tax credit carryforward years Refundable Unused Alternative Minimum Tax Credit Carryforward Years Unused AMT credit carryforwards Unused Alternative Minimum Tax Credit Carryforwards Refund of unused AMT credit carryforwards Refund Of Unused Alternative Minimum Tax Credit Carryforwards Income tax reconciliation nondeductible expenses deductible expenses and other expenses. Tax at statutory rate Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate Tax effect of: Income Tax Reconciliation Nondeductible Expenses Deductible Expenses And Other Expenses [Abstract] AMT credit refundable Income Tax Reconciliation Alternative Minimum Tax Credit Refundable Valuation allowance on deferred tax assets Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance State income taxes, net of federal benefit Income Tax Reconciliation State And Local Income Taxes Nondeductible transaction costs Income Tax Reconciliation Nondeductible Expense Transaction Costs Nondeductible stock-based compensation Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost Net operating loss expirations Income Tax Reconciliation Net Operating Loss Expirations Other Income Tax Reconciliation Other Adjustments Effective income tax rate reconciliation alternative minimum tax credit refundable. Effective income tax rate reconciliation nondeductible expense transaction costs. Effective income tax rate reconciliation net operating loss expirations. Tax effect of: Income Tax Reconciliation Nondeductible Expense [Abstract] AMT credit refundable Effective Income Tax Rate Reconciliation Alternative Minimum Tax Credit Refundable Valuation allowance on deferred tax assets Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance State income taxes, net of federal benefit Effective Income Tax Rate Reconciliation State And Local Income Taxes Nondeductible transaction costs Effective Income Tax Rate Reconciliation Nondeductible Expense Transaction Costs Nondeductible stock-based compensation Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost Net operating loss expirations Effective Income Tax Rate Reconciliation Net Operating Loss Expirations Other Effective Income Tax Rate Reconciliation Other Adjustments Effective tax rate Effective Income Tax Rate Continuing Operations Deferred tax assets interest expense limitation. Deferred tax assets gain on debt exchange and original issue discount. Deferred tax liabilities amortization of bond discount. Deferred tax assets: Deferred Tax Assets Net Noncurrent Classification [Abstract] Asset retirement obligation Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations Net operating loss carryforwards Deferred Tax Assets Operating Loss Carryforwards Interest expense limitation Deferred Tax Assets Interest Expense Limitation Gain on debt exchange and original issue discount Deferred Tax Assets Gain On Debt Exchange And Original Issue Discount Other Deferred Tax Assets Other Noncurrent deferred tax assets Deferred Tax Assets Gross Noncurrent Valuation allowance on deferred tax assets Deferred Tax Assets Valuation Allowance Noncurrent Deferred tax assets Deferred Tax Assets Net Noncurrent Deferred tax liabilities: Deferred Tax Liabilities Net [Abstract] Property and equipment Deferred Tax Liabilities Property Plant And Equipment Unrealized hedging income Deferred Tax Liabilities Derivatives Amortization of bond discount Deferred Tax Liabilities Amortization Of Bond Discount Other Deferred Tax Liabilities Other Deferred tax liabilities Deferred Income Tax Liabilities Net deferred tax liability Tax credits carryforward expiration dates. Carryforward Available To Reduce Future Income Taxes Carryforward Available To Reduce Future Income Taxes. Carryforward Available To Reduce Future Income Taxes [Table] Carryforward Available To Reduce Future Income Taxes [Table] Years Of Expiration Carryforward Unlimited Years of Expiration Carryforward Unlimited Years Of Expiration Carryforward Unlimited [Member] Carryforward Available To Reduce Future Income Taxes [Line Items] Carryforward Available To Reduce Future Income Taxes [Line Items] Net operating loss, Years of Expiration Carryforward Tax Credits Carryforward Expiration Dates Deferred tax assets tax credit carryforwards interest expense. Net operating loss, Tax Credit Carryforward, Amount Tax Credit Carryforward Amount Interest expense, Tax Credit Carryforward, Amount Deferred Tax Assets Tax Credit Carryforwards Interest Expense Net operating loss limitation. Period of increase in net operating loss limitation. Net operating loss limitation Net Operating Loss Limitation Period of increase in net operating loss limitation Period Of Increase In Net Operating Loss Limitation Net operating loss expiration period. Estimated net operating loss tax credit carryforwards to expire unused amount. Net operating loss expiration period Net Operating Loss Expiration Period Estimated NOL carryforwards to expire unused Estimated Net Operating Loss Tax Credit Carryforwards To Expire Unused Amount Derivative average put price. Derivative [Table] Derivative [Table] Derivative Instrument Derivative Instrument Risk [Axis] Derivative Contract Derivative Contract Type [Domain] Natural gas contract. Natural Gas Derivatives Natural Gas Contract [Member] Natura gas three way collar contracts. Natural Gas 3-Way Collar Contracts, in MMBTU Natura Gas Three Way Collar Contracts [Member] Natural gas swaptions contracts. Natural Gas Swaptions Contracts, in MMBTU Natural Gas Swaptions Contracts [Member] Swap contracts for year one. Swap Contracts for 2020 Swap Contracts For Year One [Member] Swap contracts for year two. Swap Contracts for 2021 Swap Contracts For Year Two [Member] Swap contracts for year three. Swap Contracts for 2022 Swap Contracts For Year Three [Member] Natural Gas Contract 2 Natural Gas 2-Way Collar Contracts Natural Gas Contract Two [Member] Crude oil contract. Crude Oil Contracts, in Barrels Crude Oil Contract [Member] Collar contract one for year one. Collar Contracts for 2020 Collar Contract One For Year One [Member] Collar contract one for year two. Collar Contracts for 2021 Collar Contract One For Year Two [Member] Collar contract one for year three. Collar Contracts for 2022 Collar Contract One For Year Three [Member] Derivative [Line Items] Derivative [Line Items] Volume Derivative Nonmonetary Notional Amount Average price Derivative Average Forward Price Ceiling, Average price Derivative Average Cap Price Floor, Average price Derivative Average Floor Price Put, Average price Derivative Average Put Price Two thousand twenty swaption contracts extendable into twenty twenty one . 2020 Swaption Contracts Extendable into 2021 Two Thousand Twenty Swaption Contracts Extendable Into Twenty Twenty One [Member] Two thousand twenty and two thousand twenty one swaption contracts extendable into two thousand twenty two. 2020 and 2021 Swaption Contracts Extendable into 2022 Two Thousand Twenty And Two Thousand Twenty One Swaption Contracts Extendable Into Two Thousand Twenty Two [Member] Extendable hedge volumes Contract beginning period. Contract beginning term. Contract beginning additional term. Derivative contracts settlement month and year. Derivative contracts settlement frequency. Derivative instruments and hedging activities line items. Derivative Instruments and Hedging Activities. Derivative Instruments And Hedging Activities [Table] Derivative Instruments And Hedging Activities [Table] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Basis swap contracts. Basis Swap Contracts Basis Swap Contracts [Member] Swaptions contracts. Swaptions Contracts Swaptions Contracts [Member] Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] Subject to option exercises. Subject to Option Exercises Subject To Option Exercises [Member] Derivative Instruments And Hedging Activities [Line Items] Derivative Instruments And Hedging Activities [Line Items] Fair value of derivative net asset Derivative Assets Derivative contracts settlement, month and year Derivative Contracts Settlement Month And Year Derivative contracts settlement frequency Derivative Contracts Settlement Frequency Contract beginning period Contract Beginning Period Contract beginning term Contract Beginning Term Contract beginning additional term Contract Beginning Additional Term Cash flow hedges derivative instruments Cash Flow Hedges Derivative Instruments At Fair Value Net Derivative financial instrument, current. Derivative Financial Instruments – current Derivative Financial Instrument Current [Member] Natural Gas Price Derivatives Oil price derivatives. Oil Price Derivatives Oil Price Derivatives [Member] Derivative financial instrument current member. Derivative Financial Instruments – long-term Derivative Financial Instrument Non Current [Member] Assets, Fair Value Assets, Fair Value Liability, Fair Value Liability, Fair Value Gain (Loss) from Derivative Financial Instruments Gain Loss On Derivative Instruments [Member] Swap contracts. Swap Contracts Swap Contracts [Member] Collar contracts. Collar Contracts Collar Contracts [Member] Gain (loss) from derivative financial instruments Property sale of leases net acres disposed. Payment for acreage acquisition from third party. Proceeds from sale of oil and gas leases to related parties. Payments received from related parties. Wells drilled for related parties. Wells completed for related parties. Wells to be completed for related parties. Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Arkoma Drilling II, L.P. Arkoma Drilling II, L.P Arkoma Drilling I I L P [Member] South Texas. South Texas South Texas [Member] Related Party Transactions Related Party Transaction [Line Items] Sale of leases covering undeveloped net acres Property Sale Of Leases Net Acres Disposed Payments for acreage acquisition from third party Payment For Acreage Acquisition From Third Party Proceeds from sale of oil and gas leases to affiliates Proceeds From Sale Of Oil And Gas Leases To Related Parties Payment received from affiliates Payments Received From Related Parties Wells drilled for affiliate Wells Drilled For Related Parties Wells to be completed for affiliate Wells To Be Completed For Related Parties Accounts receivable from affiliates Wells completed for affiliate Wells Completed For Related Parties Quarterly Financial Data [Abstract] Schedule of quarterly financial data line items. Schedule Of quarterly financial data table. Schedule Of Quarterly Financial Data [Table] Schedule Of Quarterly Financial Data [Table] Schedule Of Quarterly Financial Data [Line Items] Schedule Of Quarterly Financial Data [Line Items] Operating income (loss) Income (loss) per share: Earnings Per Share Basic And Diluted [Abstract] Basic and diluted Basic Diluted Loss on property sales Proved developed reserves. Proved undeveloped reserves. Proved reserves abstract. Proved developed reserves abstract. Proved undeveloped reserves abstract. Proved Developed And Undeveloped Oil And Gas Reserve Quantities [Table] Proved Developed And Undeveloped Oil And Gas Reserve Quantities [Table] Petroleum Reserves Reserve Quantities By Type Of Reserve [Axis] Type of Reserve Type Of Reserve [Domain] Oil (MBbls) Oil Reserves [Member] Natural Gas (MMcf) Natural Gas Reserves [Member] Disposal Group Classification Disposal Group Classification [Axis] Disposal Group Classification Disposal Group Classification [Domain] Assets Held for Sale Disposal Group Heldforsale Not Discontinued Operations [Member] Reserve Quantities [Line Items] Reserve Quantities [Line Items] Proved Reserves: Proved Reserves [Abstract] Beginning of period Proved Developed And Undeveloped Reserves Net Revisions of previous estimates Proved Developed And Undeveloped Reserves Revisions Of Previous Estimates Increase Decrease Extensions and discoveries Proved Developed And Undeveloped Reserves Extensions Discoveries And Additions Acquisitions of minerals in place Proved Developed And Undeveloped Reserves Purchases Of Minerals In Place Sales of minerals in place Proved Developed And Undeveloped Reserves Sales Of Minerals In Place Production Proved Developed And Undeveloped Reserves Production End of period Proved Developed Reserves: Proved Developed Reserves [Abstract] Proved Developed Reserves Proved Developed Reserves Proved Undeveloped Reserves: Proved Undeveloped Reserves [Abstract] Proved Undeveloped Reserves Proved Undeveloped Reserves Cash flows relating to proved reserves abstract. Future costs abstract. Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves [Table] Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves [Table] Assets Held for Sale Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves [Line Items] Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves [Line Items] Cash Flows Relating to Proved Reserves: Cash Flows Relating To Proved Reserves [Abstract] Future Cash Flows Future Net Cash Flows Relating To Proved Oil And Gas Reserves Cash Inflows Future Costs: Future Costs [Abstract] Production Future Net Cash Flows Relating To Proved Oil And Gas Reserves Production Costs Development and Abandonment Future Net Cash Flows Relating To Proved Oil And Gas Reserves Development Costs Future Income Taxes Future Net Cash Flows Relating To Proved Oil And Gas Reserves Income Tax Expense Future Net Cash Flows Future Net Cash Flows Relating To Proved Oil And Gas Reserves Net Cash Flows 10% Discount Factor Future Net Cash Flows Relating To Proved Oil And Gas Reserves Ten Percent Annual Discount For Estimated Timing Of Cash Flows Standardized Measure of Discounted Future Net Cash Flows Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Percentage of discount factor. Percentage of discount factor Percentage Of Discount Factor Changes in timing. Standardized Measure, Beginning of Year Net change in sales price, net of production costs Net Increase Decrease In Sales And Transfer Prices And Production Costs Development costs incurred during the year which were previously estimated Previously Estimated Development Costs Incurred Revisions of quantity estimates Revisions Of Previous Quantity Estimates Accretion of discount Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount Changes in future development and abandonment costs Increase Decrease In Estimated Future Development Costs Changes in timing and other Changes In Timing Extensions and discoveries Extensions Discoveries Additions And Improved Recovery Less Related Costs Acquisitions of minerals in place Increase Due To Purchases Of Minerals In Place Sales of minerals in place Decrease Due To Sales Of Minerals In Place Sales, net of production costs Sales And Transfers Of Oil And Gas Produced Net Of Production Costs Net changes in income taxes Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves Standardized Measure, End of Year Oil and gas, average sale price and production cost per unit. Average Sales Price And Production Costs Per Unit Of Production [Table] Average Sales Price And Production Costs Per Unit Of Production [Table] Energy Energy [Axis] Energy Energy [Domain] Crude Oil and NGL Per Barrel Crude Oil And N G L Per Barrel [Member] Natural Gas Per Thousand Cubic Feet Natural Gas Per Thousand Cubic Feet [Member] Oil and Gas, Average Sale Price and Production Cost Per Unit [Line Items] Oil And Gas Average Sale Price And Production Cost Per Unit [Line Items] Average sales prices Average Sales Prices Percentage of pretax discounted future net cash flows. Percentage of pretax discounted future net cash flows Percentage Of Pretax Discounted Future Net Cash Flows