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Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Trade receivables Accounts Receivable, after Allowance for Credit Loss, Current Amendment Flag Amendment Flag Equity Components [Axis] Equity Components [Axis] Entity Tax Identification Number Entity Tax Identification Number Antidilutive Securities [Axis] Antidilutive Securities [Axis] Document Fiscal Period Focus Document Fiscal Period Focus Total current assets Assets, Current Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Inventories Inventories Inventory, Net Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Hedge Production Periods [Domain] Hedge Production Periods [Domain] Identified production period subject to hedge instruments. Product and Service [Axis] Product and Service [Axis] Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Natural gas Natural Gas, Production [Member] New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Equity Component [Domain] Equity Component [Domain] Disposal Group Name [Domain] Disposal Group Name [Domain] Statement [Line Items] Statement [Line Items] Total property, plant and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Deferred financing costs - Revolving Credit Facility Debt Issuance Costs, Noncurrent, Net Defined Benefit Plan and Other Postretirement Benefit Plan [Domain] Retirement Plan Type [Domain] Derivative Instrument, Period [Domain] Derivative Instrument, Period [Domain] Derivative Instrument, Period Other current assets Other Assets Current Abstract No definition required Joint venture working interest acquired Joint Venture Working Interest Acquired Joint Venture Working Interest Acquired Debt Disclosure [Abstract] Debt Disclosure [Abstract] Accrued liabilities current [abstract] Accrued Liabilities, Current [Abstract] Purchase price of common stock Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent LOSS BEFORE INCOME TAXES Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Asset retirement obligations Asset Retirement Obligation, Current Liabilities associated with assets held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current Net loss from commodity derivatives Derivative, Gain (Loss) on Derivative, Net Commodity Contracts Commodity Contract [Member] PENSION AND POSTRETIREMENT BENEFIT PLANS Retirement Benefits [Text Block] Schedule of Calculation of Basic and Diluted EPS Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Title of 12(b) Security Title of 12(b) Security TOTAL ASSETS Assets Other Other Accrued Liabilities, Noncurrent Exploration expense Exploration Expense Q4 2022 Fourth Quarter Production 2022 [Member] Fourth Quarter Production 2022 Member Common stock, authorized shares (in shares) Common Stock, Shares Authorized Interest paid, net of capitalized amounts Interest Paid, Excluding Capitalized Interest, Operating Activities Lost Hills, San Joaquin Basin Lost Hills, San Joaquin Basin [Member] Lost Hills, San Joaquin Basin Document Type Document Type Equity Attributable to Noncontrolling Interests Noncontrolling Interest [Member] Products and Services [Domain] Product and Service [Domain] Electricity sales Sale Of Electricity [Member] This member represents electricity sales. Interest rate Debt Instrument, Interest Rate, Stated Percentage Derivative Contract [Domain] Derivative Contract [Domain] Less: net income attributable to noncontrolling interests Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Schedule of Line of Credit Facilities Schedule of Line of Credit Facilities [Table Text Block] Revolving Credit Facility Revolving Credit Facility Revolving Credit Facility [Member] Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Q2 2022 Second Quarter Production 2022 [Member] Second Quarter Production 2022 [Member] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Other Other Assets, Miscellaneous, Current Subsequent Event [Line Items] Subsequent Event [Line Items] Basic (in shares) Weighted-average common shares outstanding — basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Reorganization items, net Debtor Reorganization Items, Other Expense (Income) Net gain on asset divestitures Gain (Loss) On Disposition Of Assets, Non-Cash Gain (Loss) On Disposition Of Assets, Non-Cash Service cost - benefits earned during the period Defined Benefit Plan, Service Cost SUBSEQUENT EVENTS Subsequent Events [Text Block] Distributions paid to a noncontrolling interest holder Payments of Ordinary Dividends, Noncontrolling Interest Comprehensive loss attributable to common stock Comprehensive Income (Loss), Net of Tax, Attributable to Parent Shares reserved for future issuance (in shares) Plan Of Reorganization, Common Stock, Capital Shares Reserved For Future Issuance Plan Of Reorganization, Common Stock, Capital Shares Reserved For Future Issuance Greenhouse gas allowances Prepaid Green House Gas Allowances, Current Prepaid Green House Gas Allowances, Current Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Treasury stock (5,758,444 shares held at cost at March 31, 2022 and 4,089,988 shares held at cost at December 31, 2021) Treasury Stock, Value Weighted-average common shares outstanding Denominator for Basic and Diluted EPS Weighted Average Number of Shares Outstanding, Diluted [Abstract] Noncurrent - Fair value of derivative contracts Other Noncurrent Liabilities [Member] Fair value of derivative contracts Derivative Liability, Noncurrent Shares issuable upon settlement of PSUs Performance Stock Units [Member] Performance Stock Units Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Accounts payable Accounts Payable, Current Equity Attributable to Common Stock Parent [Member] Depreciation, depletion and amortization Depreciation, Depletion and Amortization Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Accumulated Other Comprehensive (Loss) Income AOCI Attributable to Parent [Member] Common stock, outstanding shares (in shares) Common Stock, Shares, Outstanding Other operating expenses, net Other Operating Income (Expense), Net Purchased Long [Member] Costs of sales Cost of Goods and Services Sold REVENUES Revenues [Abstract] Margin deposits Collateral On Natural Gas Purchases, Current Collateral On Natural Gas Purchases, Current Document Period End Date Document Period End Date Entity Central Index Key Entity Central Index Key Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Other revenue Product and Service, Other [Member] STOCKHOLDERS' EQUITY Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Disposal Group, Held-for-sale, Not Discontinued Operations Disposal Group, Held-for-sale, Not Discontinued Operations [Member] Total operating expenses Operating Expenses Other long-term liabilities Other long-term liabilities Other Liabilities, Noncurrent Netting Derivative Asset, Fair Value, Gross Liability OTHER INFORMATION OTHER INFORMATION Other Information abstract Treasury stock, shares, acquired (in shares) Treasury Stock, Shares, Acquired Schedule of Long-term Debt Schedule of Long-term Debt Instruments [Table Text Block] ABR Applicable Margin ABR Applicable Margin [Member] ABR Applicable Margin Debt instrument Debt Instrument [Line Items] Trading Symbol Trading Symbol Net loss attributable to common stock per share Earnings Per Share [Abstract] Earnings Per Share [Abstract] Net Fair Value Derivative Asset Materials and supplies Other Inventory, Supplies, Gross Offshore platforms with decommissioning obligations defaulted percentage Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Total operating revenues Revenues Investment warrants, exercise price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Netting Derivative Liability, Fair Value, Gross Asset Borrowing capacity Line of Credit Facility, Current Borrowing Capacity Premiums due on derivative contracts Premiums Received On Derivative Contracts, Noncurrent Premiums Received On Derivative Contracts, Noncurrent Current - Fair value of derivative contracts Other Current Liabilities [Member] Finished goods Inventory, Finished Goods, Gross Second Lien Notes Second Lien Notes [Member] Second Lien Notes Shares issuable upon exercise of warrants Warrant [Member] Expected term Warrants and Rights Outstanding, Term Debt instrument, floor interest rate Debt Instrument, Floor Interest Rate Debt Instrument, Floor Interest Rate Long-term debt, net Long-term Debt, Excluding Current Maturities Entity Current Reporting Status Entity Current Reporting Status EPS Earnings Per Share, Basic and Diluted [Abstract] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Operating costs Production Costs, Period Cost NET LOSS Net loss Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Daily volume Derivative, Nonmonetary Notional Amount Interest and debt expense, net Interest And Debt Expense, Net Interest And Debt Expense, Net Swaps Swap [Member] Cash—beginning of period Cash—end of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Summary of Open Derivative Contracts Schedule of Derivative Instruments [Table Text Block] Dividends Dividends Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Postretirement and Other Benefit Plans Disclosure Defined Benefit Plan Disclosure [Line Items] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] CURRENT ASSETS Assets, Current [Abstract] LIBOR London Interbank Offered Rate (LIBOR) [Member] OTHER BALANCE SHEET INFORMATION Other Information [Text Block] Other Information Disposal Group Classification [Domain] Disposal Group Classification [Domain] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Liability for settlement payments on derivative contracts Settlement Liabilities, Current Diluted (in shares) Weighted-average common shares outstanding — diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted INCOME TAXES Income Tax Disclosure [Text Block] Accrued interest Interest Payable, Current Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Interest rate added to variable rate basis Debt Instrument, Basis Spread on Variable Rate EQUITY Stockholders' Equity Note Disclosure [Text Block] Schedule of Components of Net Periodic Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Measurement Basis [Axis] Measurement Basis [Axis] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] NON-OPERATING (EXPENSES) INCOME Nonoperating Income (Expense) [Abstract] Asset retirement obligations Asset Retirement Obligations, Noncurrent Credit Facility [Axis] Credit Facility [Axis] Entity Address, Address Line One Entity Address, Address Line One Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] CASH FLOW FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Entity Shell Company Entity Shell Company Derivatives Derivative Instruments and Hedging Activities Disclosures [Line Items] Total current liabilities Liabilities, Current Employee Stock Employee Stock [Member] Total spend Payments to Acquire Businesses, Gross 2024 Production 2024 [Member] Production 2024 Member Derivative, hedging percent Derivative, Terms, Hedging Percent Derivative, Terms, Hedging Percent Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Position [Domain] Position [Domain] Current Fiscal Year End Date Current Fiscal Year End Date Unamortized debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Taxes other than on income Taxes, Miscellaneous Carbon Acquisitions Carbon Acquisitions [Member] Carbon Acquisitions Net (loss) income Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Assets held for sale Disposal Group, Including Discontinued Operation, Assets, Current Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Distributions paid to a noncontrolling interest holder Noncontrolling Interest, Decrease From Distributions To Redeemable Noncontrolling Interest Holders Noncontrolling Interest, Decrease From Distributions To Redeemable Noncontrolling Interest Holders Federal Funds Rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] Statement [Table] Statement [Table] Other current assets Other current assets Other Assets, Current Hedge Production Periods [Axis] Hedge Production Periods [Axis] Information about the production period subject to hedge instruments. Debt Long-term Debt, Unclassified [Abstract] Statistical Measurement [Axis] Statistical Measurement [Axis] Gross Amounts at Fair Value Derivative Liability, Fair Value, Gross Liability Subsequent Event Subsequent Event [Member] Net payments on settled commodity derivatives Proceeds (Payments) on Derivative Settlements to Reconcile Net Income Loss to Cash provided by Used in Operating Activities The net proceeds (payments) on derivative settlements, which increase (reduce) net income and are thus added (deducted) when calculating cash provided by or used in operating activities. Other non-operating expenses, net Other Nonoperating Expense Pension Benefit Pension Plan [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Summary of Fair Value of Derivatives Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Prepaid power plant maintenance Prepaid Expense, Noncurrent DEBT Long-term Debt [Text Block] Deferred income tax benefit Deferred Income Tax Expense (Benefit) Adjustments to reconcile net loss to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]