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Fair Value Of Convertible Notes Receivable Increase (Decrease) In Fair Value Of Convertible Notes Receivable Segment Reporting [Abstract] Withheld for settlement of taxes (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Entity Central Index Key Entity Central Index Key Scenario [Axis] Scenario [Axis] Equity Method Investments and Joint Ventures [Abstract] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Corporate Corporate Segment [Member] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Financial Instrument [Axis] Financial Instrument [Axis] Less: current portion Long-Term Debt, Current Maturities Reportable Segments and Geographic Information Segment Reporting Disclosure [Text Block] Number of leases Number Of Leases Number Of Leases Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Risk free interest rate Measurement Input, Risk Free Interest Rate [Member] Legal and professional fees Professional Fees Class B common stock Class B common stock Common Class B [Member] Title Trading Arrangement, Individual Title Consolidated Entities [Axis] Consolidated Entities [Axis] Variable Interest Entities Consolidation, Variable Interest Entity, Policy [Policy Text Block] City Area Code City Area Code Current liabilities: Current liabilities: Liabilities, Current [Abstract] Accrual for asset retirement obligation included in Property, plant and equipment Noncash, Asset Retirement Obligation Accrual Included In Property, Plant And Equipment Noncash, Asset Retirement Obligation Accrual Included In Property, Plant And Equipment Earnout liabilities Business Combination, Contingent Consideration, Liability Fuel Purchasing Agreements Fuel Purchasing Agreements [Member] Fuel Purchasing Agreements Revenue Recognition Revenue [Policy Text Block] Sunoma Loan - current portion (includes $1,722 and $1,608 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Sunoma Loan- current portion Long-Term Construction Loan, Current Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] 2025 Operating And Finance Lease Liability, To Be Paid, Year Two Operating And Finance Lease Liability, To Be Paid, Year Two Schedule of Interest Expense on Borrowings Interest Income and Interest Expense Disclosure [Table Text Block] Stock-based compensation Temporary Equity, Increase From Stock Based Compensation Temporary Equity, Increase From Stock Based Compensation OPAL Term Loan - current portion Secured Debt, Current Senior Secured Credit Facility - Working Capital Facility Senior Secured Credit Facility - Working Capital Facility [Member] Senior Secured Credit Facility - Working Capital Facility Redeemable preferred non-controlling interests Redeemable Preferred non-controlling interests Redeemable Preferred Noncontrolling Interest [Member] Redeemable Preferred Noncontrolling Interest Document Information [Line Items] Document Information [Line Items] Non-current borrowings total Long-term debt, excluding current portion Long-Term Debt, Excluding Current Maturities Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Weighted average fair value per restricted unit on grant date Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Preferred stock conversion, thereafter discount Preferred Stock, Conversion, After Second Year Discount, Percentage Preferred Stock, Conversion, After Second Year Discount, Percentage Expected term Measurement Input, Expected Term [Member] Earnings Per Share [Abstract] Equity Equity [Abstract] Sponsor Earnout Awards Sponsor Earnout Shares [Member] Sponsor Earnout Shares Accumulated deficit Retained Earnings (Accumulated Deficit) Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Environmental Processing Fees Environmental Processing Fees [Member] Environmental Processing Fees Class of Stock [Domain] Class of Stock [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Net income (loss) Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Schedule of Borrowings Schedule of Debt [Table Text Block] Increase (Decrease) In Temporary Equity, Amount [Roll Forward] Increase (Decrease) In Temporary Equity, Amount [Roll Forward] Increase (Decrease) In Temporary Equity, Amount 2026 Long-Term Debt, Maturity, Year Two Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Lease liabilities, operating lease Operating Lease, Liability Underlying Securities Award Underlying Securities Amount Performance Shares Performance Stock Units Performance Shares [Member] 2028, finance lease Finance Lease, Liability, to be Paid, Year Five Amendment Flag Amendment Flag Environmental credits held for sale Inventory Finished Goods, Policy [Policy Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Schedule of Cash, Cash Equivalents and Restricted Cash Restrictions on Cash and Cash Equivalents [Table Text Block] Amortization of right-of-use assets - finance leases Finance Lease, Right-of-Use Asset, Amortization Subsequent Events [Abstract] Hillman Hillman [Member] Hillman Stock issued (in shares) Sale of Stock, Number of Shares Issued in Transaction Less: unamortized debt issuance costs Debt Issuance Costs, Net Vehicles Vehicles [Member] Borrowings Debt Disclosure [Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Legal and insurance fees Legal And Insurance Fees, Investment Tax Credit Legal And Insurance Fees, Investment Tax Credit M D Digester L L C M D Digester L L C [Member] M D Digester L L C Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Aggregate principal amount Debt Instrument, Face Amount Derivative liabilities - non-current portion Derivative financial liability, non-current Derivative Liability, Noncurrent Minimum debt to cash flow ratio Debt Instrument, Covenant, Debt To Cash Flow Ratio During Delayed Draw Availability Period, Minimum Debt Instrument, Covenant, Debt To Cash Flow Ratio During Delayed Draw Availability Period, Minimum Entity Address, Postal Zip Code Entity Address, Postal Zip Code Summary of Equity Awards Under 2022 Plan Share-Based Compensation Arrangements by Share-Based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block] Interest rate swap contracts Interest Rate Swap [Member] Apollo Management Holdings, L..P. Apollo Management Holdings, L..P. [Member] Apollo Management Holdings, L..P. Cash and cash equivalents (includes $395 and $166 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Leases Lessor, Operating Leases [Text Block] Permanent Loan Permanent Loan [Member] Permanent Loan Accounts payable Increase (Decrease) in Other Accounts Payable Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Forfeitures (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Number of variable interest entities consolidated Variable Interest Entity, Number of Entities Consolidated Variable Interest Entity, Number of Entities Consolidated Dividends on redeemable preferred non-controlling interests Paid-in-kind preferred dividend Dividends, Preferred Stock, Paid-in-kind Loss on debt extinguishment Loss on debt extinguishment Gain (Loss) on Extinguishment of Debt 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] Number of purchase option contracts to provide CNG Number Of Purchase Option Contracts Number Of Purchase Option Contracts Number of Units outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Reynolds Reynolds RNG LLC [Member] Reynolds RNG LLC Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Accounts receivable retainage, net Contract With Customer, Asset, After Allowance For Credit Loss, Retainage, Current Contract With Customer, Asset, After Allowance For Credit Loss, Retainage, Current Property, plant, and equipment, net (includes $25,514 and $26,626 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Property, plant and equipment, net Property, plant, and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Debt reserve Restricted Cash, Current, Debt Reserve Restricted Cash, Current, Debt Reserve Cash paid for Notes receivable Cash Paid For Notes Receivable Cash Paid For Notes Receivable Weighted average remaining lease term (years) Weighted Average Remaining Lease Term [Abstract] Weighted Average Remaining Lease Term Net income (loss) attributable to Class A common stockholders Net (loss) income attributable to Class A common stockholders Net Income (Loss) Available to Common Stockholders, Basic Site lease expenses Site Lease Expense Site Lease Expense Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Site leases Site [Member] Site Equipment loan Equipment Loan [Member] Equipment Loan Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Weighted average shares outstanding of Class A common stock: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Total assets Total Assets: Assets Cost of sales Cost of Goods and Services Sold Fuel tax credits receivable Income Taxes Receivable, Current Purchase of property, plant, and equipment Payments to Acquire Property, Plant, and Equipment Other long-term liabilities (includes $2,398 and $211 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Other long-term liabilities Other Liabilities, Noncurrent Contribution to equity method investments Equity Method Investments, Contributions Equity Method Investments, Contributions Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Commitments and contingencies Commitments and Contingencies Comprehensive income (loss) attributable to Class A common stockholders Comprehensive Income (Loss) Available To Common Stockholders Comprehensive Income (Loss) Available To Common Stockholders Termination Date Trading Arrangement Termination Date Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] 2025, operating lease Lessee, Operating Lease, Liability, to be Paid, Year Two 2025 Long-Term Debt, Maturity, Year One Billings in excess of costs and estimated earnings Contract With Customer, Liability, Billings In Excess Of Costs And Estimated Earnings, Current Contract With Customer, Liability, Billings In Excess Of Costs And Estimated Earnings, Current Withheld for settlement of taxes Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value, Shares Withheld For Tax Withholding Obligation Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value, Shares Withheld For Tax Withholding Obligation Debt Instrument [Axis] Debt Instrument [Axis] Changes in Redeemable Preferred Units Temporary Equity [Table Text Block] Net Income (Loss) Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] B. Riley Securities, Inc., Cantor Fitzgerald & Co. And Stifel, Nicolaus & Company, Incorporated ("Agent") B. Riley Securities, Inc., Cantor Fitzgerald & Co. And Stifel, Nicolaus & Company, Incorporated ("Agent") [Member] B. Riley Securities, Inc., Cantor Fitzgerald & Co. And Stifel, Nicolaus & Company, Incorporated ("Agent") Entity File Number Entity File Number Commodity swaps - realized gain Gain (Loss) on Sale of Commodity Contracts Consolidated Entities [Domain] Consolidated Entities [Domain] Non-redeemable non-controlling interests Noncontrolling Interest [Member] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Rent per gasoline gallon equivalent (in dollars per gasoline gallon equivalent) Lessee, Finance Lease, Rent Per Gasoline Gallon Equivalent Lessee, Finance Lease, Rent Per Gasoline Gallon Equivalent Compressed Natural Gas (CNG) Natural Gas, Compressed [Member] Natural Gas, Compressed Entity Address, Address Line Two Entity Address, Address Line Two Term of lease Lessee, Operating Lease, Term of Contract Redeemable non-controlling interests Redeemable non-controlling interests Redeemable Noncontrolling Interest [Member] Redeemable Noncontrolling Interest Name Forgone Recovery, Individual Name Operating leases Operating Lease, Weighted Average Remaining Lease Term Transaction [Domain] Transaction [Domain] Short term investments Investment, Policy [Policy Text Block] Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Preferred stock conversion, VWAP period Preferred Stock Conversion, Volume Weighted Average Price, Period Preferred Stock Conversion, Volume Weighted Average Price, Period Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Gain on deconsolidation of VIEs Gain on deconsolidation of VIEs Deconsolidation, Gain (Loss), Amount PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Investment tax credit, term Investment Tax Credit, Term Investment Tax Credit, Term Accrued capital expenses Accrued Capital Expenses, Current Accrued Capital Expenses, Current Project development and start up costs Start-up Activities, Cost Policy [Policy Text Block] Adjustment to Compensation: Adjustment to Compensation [Axis] Discount based on incremental borrowing rate Operating Lease And Finance Lease, Liability, Undiscounted Excess Amount Operating Lease And Finance Lease, Liability, Undiscounted Excess Amount Office leases Office And Warehouse Space [Member] Office And Warehouse Space Accounts Receivable Accounts Receivable [Member] Document Quarterly Report Document Quarterly Report Reclassification adjustments included in earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] 2022 Plan 2022 Omnibus Equity Incentive Plan ("2022 Plan") [Member] 2022 Omnibus Equity Incentive Plan ("2022 Plan") Other Property, Plant and Equipment, Other Types [Member] Dividends on redeemable preferred non-controlling interests Temporary Equity, Distributions To Redeemable Preferred Noncontrolling Interest Holders Temporary Equity, Distributions To Redeemable Preferred Noncontrolling Interest Holders Basic (in shares) Weighted average number of shares of Class A common stock - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Related Party [Axis] Related and Nonrelated Parties [Axis] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Capital spares Inventory, Noncurrent Document Information [Table] Document Information [Table] Total Stockholders' deficit Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Name Awards Close in Time to MNPI Disclosures, Individual Name Construction in progress Construction in Progress [Member] Revenue Benchmark Revenue Benchmark [Member] Forfeitures (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Entity Filer Category Entity Filer Category Backlog Revenue, Remaining Performance Obligation, Amount Draws on letters of credit Draws on standby letters of credit Proceeds from Long-Term Lines of Credit Common stock, number of votes per share Common Stock, Number Of Votes Per Share Common Stock, Number Of Votes Per Share Statistical Measurement [Domain] Statistical Measurement [Domain] Cash paid for Purchases of Property, Plant, and Equipment: Segment, Expenditure, Addition to Long-Lived Assets Granted Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Aggregate Fair Value, Grants In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Aggregate Fair Value, Grants In Period Right-Of-Use Assets And Lease Liabilities Lease, Cost [Table Text Block] Contract assets Contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Management Services Agreement Management Services Agreement [Member] Management Services Agreement Costar Costar Partners LLC ("Costar") [Member] Costar Partners LLC ("Costar") Director Director [Member] Other current liabilities (includes $99 and $92 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Other current liabilities Other Liabilities, Current Redemption price (in dollars per share) Temporary Equity, Redemption Price Per Share Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] All Trading Arrangements All Trading Arrangements [Member] NextEra NextEra [Member] NextEra Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Schedule of Basic and Diluted Net Loss Per Unit Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Derivative [Line Items] Derivative [Line Items] Monthly fee, maximum Related Party Transaction, Monthly Fee, Maximum Related Party Transaction, Monthly Fee, Maximum Class A common stock Common Class A [Member] Issuance of Class A common stock on warrant exchange (in shares) Conversion of stock (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Investment in other entities Beginning balance Ending balance Equity Method Investment(s) Equity Method Investments Pay vs Performance Disclosure [Line Items] Fortistar Fortistar LLC ("Fortistar") [Member] Fortistar LLC ("Fortistar") Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Derivative [Table] Derivative [Table] Operating lease liabilities - current and non-current Increase in operating liability Increase (Decrease) in Operating Lease Liability Granted Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value, Grants In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value, Grants In Period Share conversion Conversion of Stock, Amount Converted Derivatives Fair Values on Balance Sheet Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Virtual pipeline costs Virtual Pipeline Expense Virtual Pipeline Expense Other Performance Measure, Amount Other Performance Measure, Amount 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Three Service fees per year Related Party Transaction, Service Fees, Fixed Annual Payment Amount Related Party Transaction, Service Fees, Fixed Annual Payment Amount Goodwill [Line Items] Goodwill [Line Items] Leases Lessee, Operating Leases [Text Block] Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Lease expense Operating Lease, Cost Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Other comprehensive income (loss) attributable to Redeemable non-controlling interests Other comprehensive income (loss) Other Comprehensive Income (Loss), Net Of Tax, Attributable To Nonredeemable Noncontrolling Interest Other Comprehensive Income (Loss), Net Of Tax, Attributable To Nonredeemable Noncontrolling Interest Operating lease liabilities - non-current portion Operating Lease, Liability, Noncurrent Cash Flow Hedging Cash Flow Hedging [Member] Interest expense on finance leases Interest expense on lease liabilities - finance leases Finance Lease, Interest Expense Warrants expiration period Warrants and Rights Outstanding, Term Contract liabilities Contract liabilities Contract with Customer, Liability, Current Preferred stock redemption period after which redeemable Preferred Stock Redemption, Period After Which Redeemable Preferred Stock Redemption, Period After Which Redeemable Municipality Loan Loans Payable [Member] Preferred stock liquidation preference (in dollars per share) Preferred Stock, Liquidation Preference Per Share Entity Tax Identification Number Entity Tax Identification Number Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Renewable Power sales Renewable Power Sales [Member] Renewable Power Sales Money Market Funds Money Market Funds [Member] Common units, shares issued (in shares) Common Unit, Issued Payment of paid-in-kind preferred dividends Temporary Equity, Dividend, Preferred Stock, Cash, Distributions To Redeemable Preferred Noncontrolling Interest Holders Temporary Equity, Dividend, Preferred Stock, Cash, Distributions To Redeemable Preferred Noncontrolling Interest Holders Amount sold Sale of Stock, Consideration Received on Transaction Class A common stock in treasury Treasury Stock, Common Treasury Stock, Common [Member] Summary of Commodity Swaps And Other Derivatives Schedule of Derivative Instruments [Table Text Block] Intersegment eliminations Intersegment Eliminations [Member] Asset retirement obligation - non-current portion Total asset retirement obligation, net of current portion Asset Retirement Obligations, Noncurrent Plan Name [Axis] Plan Name [Axis] Thereafter, finance lease Finance Lease, Liability, to be Paid, after Year Five Total lease right-of-use assets Operating And Finance Lease, Right-Of-Use Asset Operating And Finance Lease, Right-Of-Use Asset Equity Components [Axis] Equity Components [Axis] Preferred dividends attributable to OPAL Fuels Temporary Equity, Accretion Of Dividends, Attributable To Parent Temporary Equity, Accretion Of Dividends, Attributable To Parent Future minimum lease payments, finance lease Finance Lease, Liability, to be Paid Effective portion of the cash flow hedge attributable to equity method investments Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), after Adjustments and Tax Forfeitures, Exercise price per Stock Option (in dollars per share) Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Forfeitures In Period, Exercise Price Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Forfeitures In Period, Exercise Price Parts inventory Increase (Decrease) In Parts Inventories Increase (Decrease) In Parts Inventories Total expenses Costs and Expenses Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Variable Rate, Fixed Margin, Period One Variable Rate, Fixed Margin, Period One [Member] Variable Rate, Fixed Margin, Period One Aggregate intrinsic value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Schedule of Operating Leased Assets [Table] Schedule of Operating Leased Assets [Table] RNG Fuel RNG Fuel Renewable Natural Gas Fuel Supply Segment [Member] Renewable Natural Gas Fuel Supply Segment Geographical [Axis] Geographical [Axis] 2028, operating lease Lessee, Operating Lease, Liability, to be Paid, Year Five Discount rate for operating and finance leases Lessee, Operating And Finance Lease, Discount Rate Lessee, Operating And Finance Lease, Discount Rate OCI Fuels B.V. ("OCI") OCI Fuels B.V. ("OCI") [Member] OCI Fuels B.V. ("OCI") Increase (Decrease) In Temporary Equity And Redeemable Noncontrolling Interest [Abstract] Increase (Decrease) In Temporary Equity And Redeemable Noncontrolling Interest [Roll Forward] Increase (Decrease) In Temporary Equity And Redeemable Noncontrolling Interest Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Number of noncontrolling interests in renewable natural gas project subsidiaries Variable Interest Entity, Number Of Project Subsidiary Variable Interest Entity, Number Of Project Subsidiary Dividend yield Measurement Input, Expected Dividend Rate [Member] Class of Warrant or Right [Line Items] Class of Warrant or Right [Line Items] Maximum debt to worth ratio Debt Instrument, Covenant, Debt To Worth Ratio, Maximum Debt Instrument, Covenant, Debt To Worth Ratio, Maximum Cash, restricted cash, and cash equivalents, beginning of period Cash, restricted cash, and cash equivalents, end of period Total cash, cash equivalents, and restricted cash Cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Certain Employees Certain Employees [Member] Certain Employees Current assets: Current assets: Current assets: Assets, Current [Abstract] Swaption Derivative Instruments Not Designated As Hedging Instruments, Including Net Periodic Settlements, Gain (Loss), Net Derivative Instruments Not Designated As Hedging Instruments, Including Net Periodic Settlements, Gain (Loss), Net Common stock, number of votes Common Stock, Number Of Votes Common Stock, Number Of Votes Consolidation Items [Axis] Consolidation Items [Axis] Fair value measurements Fair Value of Financial Instruments, Policy [Policy Text Block] Renewable Power Renewable Power Renewable Power Segment [Member] Renewable Power Segment Class A common stock, in treasury, at cost (in shares) Treasury stock, beginning balance (in shares) Treasury stock, ending balance (in shares) Treasury Stock, Common, Shares Total awards outstanding, aggregate fair value Share-Based Compensation Arrangement By Share-Based Payment Award, Options And Equity Instruments Other Than Options, Aggregate Intrinsic Value, Outstanding Share-Based Compensation Arrangement By Share-Based Payment Award, Options And Equity Instruments Other Than Options, Aggregate Intrinsic Value, Outstanding Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Product and Service [Domain] Product and Service [Domain] Vested (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 Goodwill [Roll Forward] Goodwill [Roll Forward] Number of standby letters of credit held Number Of Standby Letters Of Credits Held Number Of Standby Letters Of Credits Held Recorded Unconditional Purchase Obligation, Category [Domain] Recorded Unconditional Purchase Obligation, Category [Domain] Security Exchange Name Security Exchange Name Basis spread on permanent loan Debt Instrument, Basis Spread on Variable Rate Note receivable - variable fee component Financing Receivable, After Allowance For Credit Loss, Variable Fee Component, Noncurrent Financing Receivable, After Allowance For Credit Loss, Variable Fee Component, Noncurrent Related Party Transaction [Domain] Related Party Transaction [Domain] Third party construction Third Party Construction [Member] Third Party Construction Comprehensive income (loss) attributable to non-redeemable non-controlling interests Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Project development and startup costs Total Project development and startup costs Research and Development Expense IT services IT Services [Member] IT Services Cost and estimated earnings in excess of billings Contract With Customer, Asset, After Allowance For Credit Loss, Cost And Estimated Earnings In Excess Of Billings, Current Contract With Customer, Asset, After Allowance For Credit Loss, Cost And Estimated Earnings In Excess Of Billings, Current Number of Units outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward] Goodwill and Intangible Assets Disclosure [Abstract] Common stock, shares issued (in shares) Common Stock, Shares, Issued Fuel tax credits payable Increase (Decrease) in Income Taxes Payable Number of deconsolidated entities Equity Method Investment, Number Of Entities Deconsolidated Equity Method Investment, Number Of Entities Deconsolidated Entity [Domain] Entity [Domain] Revolving credit arrangement borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Concentration risk percentage Concentration Risk, Percentage Exercise of put option forward purchase contract - Meteora (in shares) Treasury Stock, Shares, Acquired, Fair Value Treasury Stock, Shares, Acquired, Fair Value Proceeds from sale of non-redeemable non-controlling interest Proceeds From Nonredeemable Noncontrolling Interest Proceeds From Nonredeemable Noncontrolling Interest Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] OPAL Term Loan - non-current portion Secured Long-Term Debt, Noncurrent Reconciliation of Assets from Segment to Consolidated [Table] Reconciliation of Assets from Segment to Consolidated [Table] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Class of Warrant or Right [Table] Class of Warrant or Right [Table] Total derivatives Derivative Assets (Liabilities), at Fair Value, Net Capital spares Increase (Decrease) in Finished Goods and Work in Process Inventories Net income attributable to Redeemable non-controlling interests (1) Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest Plant and equipment Plant and Equipment [Member] Plant and Equipment Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Net income (loss) Temporary Equity, Net Income Related Party Related Party [Member] Additional renewal term (in years) Lessee, Operating Lease, Renewal Term Segment Reporting, Asset Reconciling Item [Line Items] Segment Reporting, Asset Reconciling Item [Line Items] Hedging Designation [Domain] Hedging Designation [Domain] Property, Plant, and Equipment, Net Property, Plant and Equipment Disclosure [Text Block] Investment Tax Credits Income Tax Uncertainties, Policy [Policy Text Block] Opal Fuels Opal Fuels [Member] Opal Fuels Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Fair Value, Recurring Fair Value, Recurring [Member] Number of variable interest entities Variable Interest Entity, Number Of Entities Variable Interest Entity, Number Of Entities Accounts receivable, net (includes $361 and $33 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Accounts receivable, net Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Options granted (in shares) Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Other current and non-current liabilities Increase (Decrease) in Other Operating Liabilities Environmental credits held for sale Asset, Held-for-Sale, Not Part of Disposal Group, Current Total Long-Term Debt Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Accounts receivable, related party Accounts receivable, related party Accounts Receivable, before Allowance for Credit Loss, Current Aggregate Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Aggregate Fair Value [Roll Forward] Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Aggregate Fair Value Restricted cash - current (includes $953 and $4,395 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Restricted cash - current Restricted cash - current Restricted cash - current Restricted Cash, Current Issuance of Class A common stock for vesting of equity awards Stock Issued During Period, Value, Restricted Stock Award, Gross Change in fair value of derivative instruments, net Gain (Loss) on Derivative Instruments, Net, Pretax Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Increase in operating right of use asset Increase (Decrease) In Operating Lease, Right-of-Use Asset, After Accumulated Amortization Increase (Decrease) In Operating Lease, Right-of-Use Asset, After Accumulated Amortization Issuance of Class A common stock for vesting of equity awards (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Gross Number of natural gas producers Number Of Natural Gas Producers Number Of Natural Gas Producers 2026, finance lease Finance Lease, Liability, to be Paid, Year Three Notional quantity per year Notional Quantity per Year (“MWh”) Derivative, Nonmonetary Notional Amount, Energy Measure Vested (in shares) Share-Based 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Accounting Pronouncements not yet adopted New Accounting Pronouncements, Policy [Policy Text Block] Series A preferred units Series A Preferred Stock [Member] Class of Stock [Axis] Class of Stock [Axis] Title of Individual [Domain] Title and Position [Domain] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] 2027, finance lease Finance Lease, Liability, to be Paid, Year Four Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Amortization of operating lease right-of-use assets Operating Lease, Right-of-Use Asset, Periodic Reduction Name Measure Name Entity Interactive Data Current Entity Interactive Data Current Reclassification, Other Reclassification, Other [Member] Lease liabilities - non-current portion Operating And Finance Lease, Liability, Noncurrent Operating And Finance Lease, Liability, Noncurrent Number of operating segments Number of Operating Segments Assets and Liabilities Measured at 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Agreements ("FPAs") [Member] Fuel Provider Agreements ("FPAs") Number of reportable segments Number of Reportable Segments Total liabilities, Redeemable preferred non-controlling interests, Redeemable non-controlling interests and Stockholders' deficit Liabilities and Equity Subsequent Events Subsequent Events [Text Block] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Hedging Designation [Axis] Hedging Designation [Axis] Major maintenance expense Cost, Maintenance Stock options vested and exercisable (in dollars per share) Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Exercise Price Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Exercise Price 2025, finance lease Finance Lease, Liability, to be Paid, Year Two Preferred stock conversion price (in dollars per share) Preferred Stock, Conversion Price Preferred Stock, Conversion Price Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Increase (Decrease) In Temporary Equity, Units [Roll Forward] Increase (Decrease) In Temporary Equity, Units [Roll Forward] Increase (Decrease) In Temporary Equity, Units Schedule of Principal Maturities of Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Underlying Security Market Price Change Underlying Security Market Price Change, Percent OPAL Earnout Awards Opal Earnout Shares [Member] Opal Earnout Shares Measurement Input Type [Axis] Measurement Input Type [Axis] Individual: Individual [Axis] Asset retirement obligation, current portion Less: current portion Asset Retirement Obligation, Current Other comprehensive income AOCI Attributable to Parent [Member] Aggregate Fair Value Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value [Roll Forward] Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Aggregate Fair Value SJI SJI Landfill RNG LLC (“SJI LRNG”) [Member] SJI Landfill RNG LLC (“SJI LRNG”) Expiration term (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Project Development and Startup Costs Schedule Of Start-Up Activities, Cost [Table Text Block] Schedule Of Start-Up Activities, Cost Product and Service [Axis] Product and Service [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Statement [Line Items] Statement [Line Items] Measurement Input Type [Domain] Measurement Input Type [Domain] Fees Upon Entering Into Management Services Agreement with Related Party and Various Balances for Related Parties Schedule of Related Party Transactions [Table Text Block] Change in fair value of Convertible Note Payable Convertible note payable mark-to-market Unrealized Gain 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Long-Term Debt, Gross Distributions received from equity method investment Distributions from return of investment in equity method investment Proceeds from Equity Method Investment, Distribution, Return of Capital Accounts receivable, related party Increase (Decrease) in Accounts Receivable, Related Parties Exercise Price Award Exercise Price Asset Acquisition [Table] Asset Acquisition [Table] Accrued payroll Increase (Decrease) in Employee Related Liabilities Arrangement Duration Trading Arrangement Duration Scenario, Plan Scenario, Plan [Member] Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Credit Agreement Credit Agreement [Member] Credit Agreement Leases Lessee, Finance Leases [Text Block] Schedule of Variable Interest Entities [Table] Variable Interest Entity [Table] Sunoma Loan, net of debt issuance costs (includes $18,773 and $20,010 at September 30, 2024 and December 31, 2023, respectively, related to consolidated VIEs) Sunoma Loan, net of debt issuance costs Sunoma loan, net of debt issuance costs Long-Term Construction Loan, Noncurrent Transmission/distribution interconnection Transmission/Distribution Interconnection [Member] Transmission/Distribution Interconnection Pipelines Pipelines [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Repayment of equipment loan Repayments Of Equipment Loans Repayments Of Equipment Loans Term of loan (in years) Debt Instrument, Term Lease liabilities, finance lease Finance Lease, Liability 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Four All Individuals All Individuals [Member] Buildings Building [Member] Thereafter Long-Term Debt, Maturity, After Year Four Long-Term Debt, Maturity, After Year Four Thereafter Finite-Lived Intangible Asset, Expected Amortization, After Year Four Finite-Lived Intangible Asset, Expected Amortization, 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Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Dividends on redeemable preferred non-controlling interests Redeemable Preferred Stock Dividends three months ending December 31, 2024 Operating And Finance Lease Liability, To Be Paid, Year One Operating And Finance Lease Liability, To Be Paid, Year One Standby Letters of Credit Standby Letters of Credit [Member] Statement [Table] Statement [Table] Interest expense Interest Expense, Debt Measurement Frequency [Domain] Measurement Frequency [Domain] Counterparty Name [Axis] Counterparty Name [Axis] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Consolidation Items [Domain] Consolidation Items [Domain] Interest paid, net of $3,093 and $4,627 capitalized, respectively Interest Paid, Excluding Capitalized Interest, Operating Activities Gross property, plant, equipment and finance leases Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Cash consideration Payments to Acquire Productive Assets Level 1 Fair Value, Inputs, Level 1 [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Environmental Attributes Environmental Attributes [Member] Environmental Attributes Total current assets Assets, Current Statement of Cash Flows [Abstract] Noncash investing and financing activities: Noncash Investing and Financing Items [Abstract] Insurance proceeds Unusual or Infrequent Item, or Both, Insurance Proceeds Accrued expenses Increase (Decrease) in Accrued Liabilities Stock options vested and exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number 2027 Long-Term Debt, Maturity, Year Three Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Brown gas sales Brown Gas [Member] Brown Gas Gain to be reclassified in the next twelve months Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Loss on warrant exchange Loss on warrant exchange Loss On Exchange Of Warrants Loss On Exchange Of Warrants Reclassification, Type [Axis] Reclassification, Type [Axis] Income taxes Income Tax Disclosure [Text Block] 2027, operating lease Lessee, Operating Lease, Liability, to be Paid, Year Four Earnout Target Earnout Target [Member] Earnout Target Repayment of Senior Secured Credit Facility Repayments of Long-Term Lines of Credit Senior Secured Credit Facility Senior Secured Credit Facility [Member] Senior Secured Credit Facility Number of installments Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Installments Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Installments Organization, Consolidation and Presentation of Financial Statements [Abstract] Operating Lease, Weighted Average Discount Rate, Percent Operating Lease, Weighted Average Discount Rate, Percent Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Amortization rate Debt Instrument, Amortization Rate Debt Instrument, Amortization Rate Credit Facility [Axis] Credit Facility [Axis] Number of vehicles Number Of Vehicles Number Of Vehicles Entity Registrant Name Entity Registrant Name Cash payments Payments to Acquire Businesses, Gross Change in redemption value of Redeemable non-controlling interests Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Gross profit Gross Profit 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Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Paid in kind dividends Dividends, Paid-in-kind Fair value of convertible notes receivable Convertible note receivable Convertible Notes Receivable, Fair Value Disclosure Convertible Notes Receivable, Fair Value Disclosure Accrual for purchase of Property, plant and equipment included in Accounts payable and Accrued capital expenses Capital Expenditures Incurred but Not yet Paid Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Schedule of Goodwill [Table] Goodwill [Table] Total current liabilities Liabilities, Current Redeemable non-controlling interests Beginning balance Ending balance Temporary Equity, Carrying Amount, Attributable to Parent Vulnerability Due to Certain Concentrations Concentration Risk, Credit Risk, Policy [Policy Text Block] Distributions from equity method investments Distributions from return on investment in equity method investment Proceeds from Equity Method Investment, Distribution Volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate 2025 Finite-Lived Intangible Asset, Expected Amortization, Year One Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Awards granted (in shares) Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Proceeds from non-redeemable non-controlling interest Noncontrolling Interest, Increase from Subsidiary Equity Issuance 2027 Operating And Finance Lease Liability, To Be Paid, Year Four Operating And Finance Lease Liability, To Be Paid, Year Four Earnout Liabilities Business Combinations Policy [Policy Text Block] Investments in Other Entities Equity Method Investments and Joint Ventures Disclosure [Text Block] Net proceeds from the sale of tax credits Proceeds From Sale 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Sunoma Loan Repayments Of Long-Term Construction Loan Repayments Of Long-Term Construction Loan Asset Retirement Obligation Asset Retirement Obligation [Policy Text Block] Redeemable non-controlling interests, Redeemable preferred non-controlling interests and Stockholders' Deficit Members' Equity Notes Disclosure [Text Block] Stock-based compensation expense Share-Based Payment Arrangement, Expense OPAL Term Loan OPAL Term Loan Opal Term Loan [Member] Opal Term Loan Segment Reporting, Revenue Reconciling Item [Line Items] Segment Reporting, Revenue Reconciling Item [Line Items] Deletion Asset Retirement Obligation, Deletions During Period Asset Retirement Obligation, Deletions During Period Issuance of Class A common stock on warrant exchange Stock Issued During Period, Value, Conversion of Convertible Securities Exercise price (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price 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[Member] 2026 Operating And Finance Lease Liability, To Be Paid, Year Three Operating And Finance Lease Liability, To Be Paid, Year Three Redeemable non-controlling interests Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Cash paid for investment in other entities Payments to Acquire Investments Repayment of Municipality loan Repayments of Other Long-Term Debt Letter of Credit Letter of Credit [Member] Company Selected Measure Name Company Selected Measure Name