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Canvas Energy Inc. [Member] Canvas Energy Inc. 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Derivative, Nonmonetary Notional Amount, Volume Underlying Security Market Price Change Underlying Security Market Price Change, Percent Proceeds from lines of credit Proceeds from Lines of Credit Oaktree Capital Management, L.P. Oaktree Capital Management, L.P. [Member] Oaktree Capital Management, L.P. 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Expense Disposal Group Name [Axis] Disposal Group Name [Axis] ESPP Employee Stock [Member] Restricted cash Business Combination, Recognized Asset Acquired, Restricted Cash Business Combination, Recognized Asset Acquired, Restricted Cash Investment, Name [Domain] Investment, Name [Domain] 2027 Long-Term Debt, Maturity, Year One Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Schedule of Net Derivatives Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Basic (in usd per share) Basic earnings (loss) per share (in usd per share) Earnings Per Share, Basic Revenue to be distributed Contract with Customer, Liability, Current Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Schedule of Gains (Losses) on Derivative Financial Instruments Derivative Instruments, Gain (Loss) [Table Text Block] Long-term debt, net Long-Term Debt, Excluding 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Restricted cash Restricted Cash, Noncurrent Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Gain (loss) on natural gas and oil properties and equipment Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate ABS XII Notes, Class A-2 Notes ABS XII Notes, Class A-2 Notes [Member] ABS XII Notes, Class A-2 Notes Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Reclassification Reclassification, Comparability Adjustment [Policy Text Block] Natural 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[Member] Other liabilities Increase (Decrease) in Other Operating Liabilities Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Proceeds from Issuance of Senior Long-Term Debt Proceeds from Issuance of Senior Long-Term Debt Plan Name [Axis] Plan Name [Axis] Midstream Natural Gas, Midstream [Member] Tabular List, Table Tabular List [Table Text Block] Additional paid in capital Additional Paid in Capital Payments to producing properties and undeveloped acreage Payments to Acquire Oil and Gas Property Other income (expense) Other Nonoperating Income (Expense) Accretion of asset retirement obligation Accretion of asset retirement obligations Accretion expense Asset Retirement Obligation, Accretion Expense Total Stockholders' Equity Attributable to DEC Parent [Member] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Name Awards Close in Time to MNPI Disclosures, Individual Name Stockholders' equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Noncurrent assets: Assets, Noncurrent [Abstract] General and administrative expense General and Administrative Expense Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] ABS VIII Notes ABS VIII Notes [Member] ABS VIII Notes Settlement of asset retirement costs Asset Retirement Obligations, Settlements Asset Retirement Obligations, Settlements Adjustment to Compensation: Adjustment to Compensation [Axis] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Net assets acquired Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) [Abstract] Summit Natural Resources, LLC Summit Natural Resources, LLC [Member] Summit Natural Resources, LLC Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Asset coverage ratio Debt Instrument, Covenant, Minimum Asset Coverage Ratio Debt Instrument, Covenant, Minimum Asset Coverage Ratio Diversified ABS VI LLC And Oaktree Diversified ABS VI LLC And Oaktree [Member] Diversified ABS VI LLC And Oaktree Debt Instrument Covenant Two Debt Instrument Covenant Two [Member] Debt Instrument Covenant Two Disposals Asset Retirement Obligation, Disposals Asset Retirement Obligation, Disposals Name Measure Name Schedule of Fair Value of PSUs, Activity Share-Based Payment Arrangement, Fair Value Measurement Inputs, Performance Shares [Table Text Block] Share-Based Payment Arrangement, Fair Value Measurement Inputs, Performance Shares Income Tax Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other Other Noncash Income (Expense) Carlyle Global Credit Investment Management, LLC Carlyle Global Credit Investment Management, LLC [Member] Carlyle Global Credit Investment Management, LLC Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Total gain (loss) on settled derivatives Gain (Loss) on Sale of Derivatives Purchase consideration Total consideration Business Combination, Consideration Transferred Debt Instrument Covenant Scenario [Domain] Debt Instrument Covenant Scenario [Domain] Debt Instrument Covenant Scenario [Domain] Additional Paid in Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] Schedule of the Company’s Recognized Assets and Liabilities Offsetting Liabilities [Table Text Block] Name Trading Arrangement, Individual Name Unrecognized compensation costs related to restricted stock units Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Share-based compensation (in shares) APIC, Share-Based Payment Arrangement, Increase for Share Recognition APIC, Share-Based Payment Arrangement, Increase for Share Recognition Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Gain (loss) on derivatives Gain (Loss) on Derivative Instruments, Net, Pretax ABS notes ABS Notes [Member] ABS Notes Energy [Axis] Energy [Axis] Disposals Oil And Gas, Successful Efforts Method, Property 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(in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income tax benefit (expense) Income tax (benefit) expense Income tax (benefit) expense Income Tax Expense (Benefit) Commodities Commodity Revenue [Member] Commodity Revenue Award Timing Method Award Timing Method [Text Block] Consolidation Consolidation, Policy [Policy Text Block] Net change in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Other Product and Service, Other [Member] Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] 2026 Nordic Bonds 2026 Nordic Bonds [Member] 2026 Nordic Bonds Revisions Asset Retirement Obligation, Revision of Estimate DEC Net income (loss) attributable to 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