Revision of Prior Period [Axis] Revision of Prior Period [Axis] Less accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Energy-related commodity contracts Commodity Contract [Member] Award Timing Predetermined Award Timing Predetermined [Flag] Entity File Number Entity File Number Additional Paid-In Capital Additional Paid-in Capital [Member] Tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Tabular List, Table Tabular List [Table Text Block] Cash Asset Acquisition, Cash Asset Acquisition, Cash Recent Accounting Standards Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Pine Forest TargetCo Pine Forest CE TargetCo [Member] Pine Forest CE TargetCo Schedule of Estimated Carrying Amounts and Fair Values Fair Value, by Balance Sheet Grouping [Table Text Block] Position [Axis] Position [Axis] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Measurement Basis [Axis] Measurement Basis [Axis] Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Including Rounding Adjustments Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Including Rounding Adjustments Stock, Class of Stock [Table] Stock, Class of Stock [Table] Schedule of Cash and Cash Equivalents Schedule of Cash and Cash Equivalents [Table Text Block] Redeemable Noncontrolling Interest Redeemable Noncontrolling Interest [Member] Redeemable Noncontrolling Interest [Member] Total — current Current Income Tax Expense (Benefit) Adjustment to Compensation, Amount Adjustment to Compensation Amount Percentage of total operating revenue and assets Concentration Risk, Percentage Unamortized debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Cash received from Clearway Energy LLC for the payment of dividends Proceeds from Contributions from Affiliates New Investor New Investor [Member] New Investor Principles of Consolidation Consolidation, Policy [Policy Text Block] Honeycomb Honeycomb Portfolio [Member] Honeycomb Portfolio Employee Stock Option Share-Based Payment Arrangement, Option [Member] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Rosamond Central Rosamond Central [Member] Rosamond Central Asset acquisition, power purchase agreement, period (in years) Asset Acquisition, Power Purchase Agreement, Period Represents the period of power purchase agreement Effective Income Tax Rate Reconciliation, Percent [Abstract] Effective Income Tax Rate Reconciliation, Percent [Abstract] Property, plant and equipment Property, Plant, and Equipment, Lessor Asset under Operating Lease, before Accumulated Depreciation Impairment losses Asset Impairment Charges Capital expenditures Capital Expenditures Represents amount of total Capital expenditures including accruals pertaining to repowering of entity's projects, major maintenance and meeting environmental commitments. Insider Trading Policies and Procedures [Line Items] Operating revenues Operating Revenues [Member] Operating Revenues [Member] Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Earnings Per Share [Table] Earnings Per Share Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Cedar Creek TE Holdco LLC Cedar Creek TE Holdco LLC [Member] Cedar Creek TE Holdco LLC Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Existing Investor Plan Participants And Registered Stockholders [Member] Plan Participants And Registered Stockholders Concentrations of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Energy revenue Energy Revenue [Member] Energy Revenue [Member] LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Cover page. Cover [Abstract] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Maximum High Maximum [Member] Less: Net loss attributable to noncontrolling interests and redeemable noncontrolling interests Net loss attributable to noncontrolling interests and redeemable noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Net carrying amount Finite-Lived Intangible Assets, Net Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Capacity revenue Capacity Revenue [Member] Capacity Revenue [Member] Interest rate contracts long-term Interest Rate Contract Non Current [Member] The noncurrent portion of a derivative instrument whose primary underlying risk is tied to the right to receive or pay a sum of money at a given interest rate. Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Drop Down AOCI Including Portion Attributable to Noncontrolling Interest, Period Increase (Decrease) Texas Solar Nova 1 Drop Down Texas Solar Nova 1 Drop Down [Member] Texas Solar Nova 1 Drop Down Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loss Before Income Taxes Income (loss) before income taxes Loss Before Income Taxes Loss Before Income Taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Statement of Financial Position Location, Activity, Accrual [Axis] Statement of Financial Position Location, Activity, Accrual [Axis] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments [Member] Operating Segments Operating Segments [Member] Schedule of Supplemental Cash Flow Information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Other intangible assets, net Other Intangible Assets, Net Less: Comprehensive loss attributable to noncontrolling interests and redeemable noncontrolling interests Comprehensive income (loss) attributable to redeemable noncontrolling interests Comprehensive loss attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Asset Retirement Obligations Asset Retirement Obligation [Policy Text Block] PPAs PPAs [Member] PPAs Option Indexed to Issuer's Equity, Type [Domain] Option Indexed to Issuer's Equity, Type [Domain] Honeycomb TE Holdco LLC Honeycomb TE Holdco LLC [Member] Honeycomb TE Holdco LLC Letter of Credit Letter of Credit [Member] Schedule of Distributions Paid Schedule of Distributions Paid [Table Text Block] Schedule of Distributions Paid [Table Text Block] Short-term lease liability - operating leases Operating Lease, Liability, Current Document Fiscal Period Focus Document Fiscal Period Focus Cedar Creek Cedar Creek [Member] Cedar Creek Schedule of Fair Value Option, Disclosures Fair Value Option, Disclosures [Table Text Block] Award Timing Method Award Timing Method [Text Block] Award Type Award Type [Axis] Other Effective Income Tax Rate Reconciliation, Tax Contingency, Other, Amount Number of wholly owned subsidiaries Number of Wholly Owned Subsidiaries Number of Wholly Owned Subsidiaries Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Asset Acquisitions Business Combination [Policy Text Block] Project Level Subsidiaries Project Level Subsidiaries [Member] Project Level Subsidiaries [Member] Entity Address, City or Town Entity Address, City or Town Alta TE Holdco LLC Alta TE Holdco LLC [Member] Alta TE Holdco LLC Pine Forest CE Class A Owner LLC Pine Forest CE Class A Owner LLC [Member] Pine Forest CE Class A Owner LLC Derivative instruments Derivative Asset Fair Value Gross Liability Net Of Derivative Liability Fair Value Gross Asset Derivative Asset Fair Value Gross Liability Net Of Derivative Liability Fair Value Gross Asset Amortization of intangibles Amortization of Intangibles and Out of Market Contracts The aggregate (income) expense recorded in earnings to allocate the cost of out-of-market contracts and intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash (income) expense, this element is added back to net income when calculating cash provided by (used in) operations using the indirect method. Total deferred tax assets, net of valuation allowance Deferred Tax Assets, Net of Valuation Allowance Dividend Reinvestment and Direct Stock Purchase Plan Dividend Reinvestment And Direct Stock Purchase Plan [Member] Dividend Reinvestment And Direct Stock Purchase Plan Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Construction completion reserves Asset Acquisition, Fund Construction Completion Reserves Asset Acquisition, Fund Construction Completion Reserves Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Broken Bow and Crofton Bluffs Broken Bow and Crofton Bluffs [Member] Broken Bow and Crofton Bluffs Entity Emerging Growth Company Entity Emerging Growth Company 2028 Long-Term Debt, Maturity, Year Three Condensed Financial Statements 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Agreement, Number of BESS Facilities Power Purchase Agreement, Number of BESS Facilities Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Prepayments and other current assets Prepaid Expense and Other Assets, Current Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Income tax expense (benefit) Income tax expense (benefit) Income tax expense Income Tax Expense (Benefit) Basis spread on variable rate Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Common Class B Common Class B [Member] Total other assets Other current and non-current assets Other Assets Unrealized loss on derivatives and changes in accumulated OCI, net of income tax benefit Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Preferred stock, issued (in shares) Preferred Stock, Shares Issued 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Compensation Actually Paid vs. Company Selected Measure [Text Block] Contract amortization expense Contra Revenue Intangibles Amortization Intangibles Amortization recorded to contra-revenue account SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Changes in deferred income taxes Increase (Decrease) in Income Taxes Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Summary of Corrections to the Impacted Financial Statement Line Items Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] Texas Solar Nova 2 Texas Solar Nova 2 [Member] Texas Solar Nova 2 Acquisitions and Dispositions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired State income taxes, net of refunds received Income Tax Paid, Federal, after Refund Received All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] U.S. Federal net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, Domestic Class of Treasury Stock [Table] Class of Treasury Stock [Table] Deferred Tax Liabilities, Gross [Abstract] Deferred Tax Liabilities, Gross [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Asset acquisition, long-term debt, outstanding Asset Acquisition, Long-term Debt, Outstanding Asset Acquisition, Long-term Debt, Outstanding Other comprehensive loss Asset Acquisition, Comprehensive Income (Loss) Asset Acquisition, Comprehensive Income (Loss) Rosie South TargetCo Rosie South TargetCo [Member] Rosie South TargetCo Net Cash Provided by Operating Activities Net Cash Used in Operating Activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Maturity term Debt Instrument, Term Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Property, plant and equipment, useful life Property, Plant and Equipment, Useful Life Par value - preferred stock (in usd per share) Preferred Stock, Par or Stated Value Per Share Subsequent Event Subsequent Event [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Variable Rate Variable Rate [Member] Variable Rate PEO Total Compensation Amount PEO Total Compensation Amount Depreciation expense Depreciation Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Victory Pass and Arica Victory Pass and Arica [Member] Victory Pass and Arica Construction loan proceeds Asset Acquisition, Long-term Debt, Proceeds Asset Acquisition, Long-term Debt, Proceeds Derivative Liabilities Derivative liabilities, gross Derivative Liability, Subject to Master Netting Arrangement, before Offset Assets ownership sold (as a percentage) Disposal Group, Including Discontinued Operation, Percent Ownership Divested or Sold Disposal Group, Including Discontinued Operation, Percent Ownership Divested or Sold Equity in losses of consolidated subsidiaries Equity in Earnings of Consolidated Subsidiaries This item represents the proportionate share of the parent in the earnings of the consolidated subsidiaries. Other current and non-current liabilities Disposal Group, Including Discontinued Operation, Other Current And Non-Current Liabilities Disposal Group, Including Discontinued Operation, Other Current And Non-Current Liabilities Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Operating Costs and Expenses Operating Costs and Expenses [Abstract] Number of reportable segments Number of Reportable Segments Payments of dividends and distributions Payments of Ordinary Dividends Accumulated OCI attributable to noncontrolling interests AOCI Attributable to Noncontrolling Interest [Member] Accumulated (OCL) OCI ending balance, income tax (benefit) expense Accumulated Other Comprehensive Income (Loss), Cumulative Change in Gain (Loss) from Cash Flow Hedges, Tax Amount Accumulated Other Comprehensive Income (Loss), Cumulative Change in Gain (Loss) from Cash Flow Hedges, Tax Amount Entity Address, State or Province Entity Address, State or Province Common stock dividends and distributions to CEG unit holders Dividends, Common Stock Texas Solar Nova 2 Drop Down Texas Solar Nova 2 Drop Down [Member] Texas Solar Nova 2 Drop Down Customers percentage of total revenue Customer's Percentage of Total Revenue Customer's Percentage of Total Revenue Total current liabilities Current liabilities Liabilities, Current Accumulated deferred investment tax credit Accumulated Deferred Investment Tax Credit Individual: Individual [Axis] Payment of dividends Payments of Ordinary Dividends, Common Stock Rate change Effective Income Tax Rate Reconciliation, Valuation Allowance Adjustment, Amount Effective Income Tax Rate Reconciliation, Valuation Allowance Adjustment, Amount Document Annual Report Document Annual Report Other current and non-current liabilities Asset Acquisition, Liabilities, Other Current and Noncurrent Asset Acquisition, Liabilities, Other Current and Noncurrent Contributions from noncontrolling interests, net of distributions Proceeds from Noncontrolling Interests Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] LV-Daggett Parent Holdco LLC LV-Daggett Parent Holdco LLC [Member] LV-Daggett Parent Holdco LLC Payments for long-term debt Repayment of outstanding loan Repayments of Long-Term Debt Leases Lessor, Sales-type Leases [Text Block] Entity Interactive Data Current Entity Interactive Data Current Other revenue Other Revenue [Member] Other Revenue VP-Arica TargetCo LLC VP-Arica TargetCo LLC [Member] VP-Arica TargetCo LLC Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Employee share-based payments Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount Long-term lease liabilities Asset Acquisition, Lease Liabilities, Noncurrent Asset Acquisition, 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Transfer of assets under common control Transfers of Assets under Common Control Transfers of Assets under Common Control Balance at beginning of period Balance at end of period SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Condensed Financial Statements [Table] Condensed Financial Statements [Table] Other non-current assets Other non-current assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] Entity Central Index Key Entity Central Index Key PEO Name PEO Name Beginning Balance Ending Balance Asset Retirement Obligation Schedule of Annual Payments Based on the Maturities of NRG Yield's Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Total operating revenues Operating revenues Revenues Error Correction [Table] Error Correction [Table] Net investment costs Sales-Type Lease, Net Investment in Lease, before Allowance for Credit Loss Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Percent of Derivative Assets Using Level 3 Fair Value Inputs Percent of Derivative Assets Using Level 3 Fair Value Inputs Percent of Derivative Assets Using Level 3 Fair Value Inputs Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Cash received from notes receivable — affiliate Proceeds from Collection of Notes Receivable Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Total lease liabilities Operating Lease Liability, Excluding Lease Liabilities Held For Sale Operating Lease Liability, Excluding Lease Liabilities Held For Sale Emission Allowances Emission Allowances [Member] Emission Allowances [Member] Land and improvements Land and Land Improvements [Member] Other Comprehensive Loss, net of tax Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other Financial Instruments Other Financial Instruments Solar Renewable Energy Credits And Other Financial Instruments [Member] Solar Renewable Energy Credits And Other Financial Instruments Construction Loan Construction Loan [Member] Construction Loan Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Class of Stock [Domain] Class of Stock [Domain] Notional amount, energy measure Derivative, Nonmonetary Notional Amount, Energy Measure Tax at 21% Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Subsequent Event Type [Axis] Subsequent Event Type [Axis] Long Long [Member] ATM Program ATM Program [Member] ATM Program Disposal group, including discontinued operation, consideration Disposal Group, Including Discontinued Operation, Consideration Total long-term debt Long-Term Debt, Excluding Current Maturities Nonrelated Party Nonrelated Party [Member] Statement of Financial Position Location, Balance [Axis] Statement of Financial Position Location, Balance [Axis] Expected amortization, year three Finite-Lived Intangible Asset, Expected Amortization, Year Three Net carrying amount beginning balance Net carrying amount ending balance Finite-Lived Intangible Assets, Gross 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] Power purchase agreement period (in years) Power Purchase Agreement Period Represents the period of power purchase agreement Number of states Number of States in which Entity Operates Entity Address, Address Line One Entity Address, Address Line One Beginning balance Ending balance Temporary Equity, Including Noncontrolling Interest Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Redeemable noncontrolling interest in subsidiaries Redeemable Noncontrolling Interest, Equity, Carrying Amount Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Daggett 3 Daggett 3 Lease [Member] Daggett 3 Lease Sale of stock, consideration received per transaction Sale of Stock, Consideration Received Per Transaction Ownership [Axis] Ownership [Axis] Accounting for Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Mililani Class B Mililani I [Member] Mililani I Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Fair Value as of Grant Date Award Grant Date Fair Value Southern California Edison Southern California Edison [Member] Southern California Edison [Member] Total liabilities assumed Asset Acquisition, Liabilities Assumed Asset Acquisition, Liabilities Assumed Total operating costs and expenses Costs and Expenses Related Party Transaction Related Party Transaction [Line Items] Pine Forest TE Holdco LLC Pine Forest TE Holdco LLC [Member] Pine Forest TE Holdco LLC Fair value of long term debt Long-Term Debt, Fair Value Schedule of Fair Value Measurement Inputs and Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Counterparty Name [Domain] Counterparty Name [Domain] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Condensed Financial Information Disclosure [Abstract] Condensed Financial Information Disclosure [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Tax credit sales, net Effective Income Tax Rate Reconciliation, Nondeductible Expense, Tax Credit Sales, Net, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Tax Credit Sales, Net, Amount Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Cash paid to acquire Drop Down Assets Acquisition funded by cash on hand Payments to Acquire Businesses, Gross Non-PEO NEO Non-PEO NEO [Member] Letters of credit outstanding Letters of Credit Outstanding, Amount Position [Domain] Position [Domain] RENOM RENOM [Member] RENOM [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Sale of Stock [Axis] Sale of Stock [Axis] Other Other Intangible Assets [Member] All Award Types Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Decrease (increase) in note receivable — affiliate Payments for (Proceeds from) Loans Receivable Noncontrolling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Disposed of by Sale Discontinued Operations, Disposed of by Sale [Member] Compensation Amount Outstanding Recovery Compensation Amount Deferred Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Fair Value Estimate of Fair Value Measurement [Member] Charged to costs and expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Natural Gas CA Holdco LLC LC Facility Natural Gas CA Holdco LLC LC Facility [Member] Natural Gas CA Holdco LLC LC Facility Operating Revenues Revenues [Abstract] Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Accumulated other comprehensive (loss) income Accumulated Other Comprehensive Income (Loss), Net of Tax Long-term debt Long-Term Debt and Lease Obligation Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] 2026 Long-Term Debt, Maturity, Year One Financial Instruments [Domain] Financial Instruments [Domain] Clearway Renew LLC Clearway Renew LLC [Member] Clearway Renew LLC Total deferred tax liabilities Deferred Tax Liabilities, Gross Luna Valley Luna Valley Drop Down [Member] Luna Valley Drop Down Schedule of Effects of NRG Yield's Accumulated OCI Balance Attributable to Interest Rate Swaps Designated as Cash Flow Hedge Derivatives, Net of Tax Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] 2030 Long-Term Debt, Maturity, Year Five Power Power [Member] Details pertaining to the power, which is considered as a derivative commodity. Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] HLBV impact Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Repayment of partial loan amount Repayment of Partial Loan Amount Repayment of Partial Loan Amount Inventory Inventory, Net Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Low Minimum [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name Fair Value Measurement [Domain] Fair Value Measurement [Domain] Other Investments, Other [Member] Investments, Other [Member] Drop Down Drop Down [Member] Drop Down Intangible assets for power purchase agreements, net Intangible Assets, Power Purchase Agreements Intangible Assets, Power Purchase Agreements Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable — trade Accounts Payable, Current Cash paid for operating leases Operating Lease, Payments Cash distributions to redeemable noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Redeemable Noncontrolling Interest Holders Noncontrolling Interest, Decrease from Distributions to Redeemable Noncontrolling Interest Holders Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Contingencies Commitments and Contingencies Disclosure [Text Block] Texas Solar Nova 1 TSN1 Class B Texas Solar Nova 1 [Member] Texas Solar Nova 1 Weighted average number of common shares outstanding - 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Comprehensive income (loss) attributable to Clearway Energy, Inc. 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Clearway Energy, Inc. [Member] Clearway Energy, Inc. [Member] Other current assets Other Assets, Current Entity [Domain] Entity [Domain] Investment in consolidated subsidiaries Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Net Cash Used in Investing Activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation 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] South Trent South Trent [Member] South Trent [Member] Derivative instruments Derivative Asset, Noncurrent Interest paid, net of amount capitalized Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Right-of-use assets, net Right-of-use assets - operating leases, net Right-of-use assets, net Operating Lease, Right-of-Use Asset Note receivable — Clearway Energy Operating LLC Financing Receivable, after Allowance for Credit Loss, Current Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Operating lease cost - Fixed Operating Lease, Cost Increase due to prior year positions Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Plan Name [Domain] Plan Name [Domain] Carrying Amount Reported Value Measurement [Member] Transaction and integration costs Business Combination, Acquisition-Related Cost, Expense Valuation allowance Valuation allowance Deferred Tax Assets, Valuation Allowance Equity [Abstract] Pro-rata distributions to CEG, cash Noncontrolling Interest, Pro-Rata Distributions Noncontrolling Interest, Pro-Rata Distributions Total assets acquired Asset Acquisition, Assets Acquired Asset Acquisition, Assets Acquired Derivative Financial Instruments Derivatives, Policy [Policy Text Block] Segment Reporting Segment Reporting Disclosure [Text Block] Derivatives Not Designated as Cash Flow Hedges: Not Designated as Hedging Instrument [Member] 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] Investments in consolidated affiliates Investment in Consolidated Subsidiaries Investment in Consolidated Subsidiaries U.S. Federal Current Federal Tax Expense (Benefit) Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Payments to fund project reserve accounts Payments to Fund Project Reserve Accounts Payments to Fund Project Reserve Accounts Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Weighted Average Weighted Average [Member] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Amortization expense Amortization of Intangible Assets Sale-Leaseback Arrangements Lessee, Leases [Policy Text Block] Quarterly dividend, declared (in usd per share) Distribution Made to Limited Liability Company (LLC) Member, Distributions Paid, Per Unit Restricted cash Restricted cash, current Restricted Cash and Cash Equivalent, Current Deferred income taxes Deferred income taxes Deferred Income Tax Assets, Net Payments to acquire productive assets Payments to Acquire Productive Assets Depreciation, amortization and accretion Depreciation, Depletion and Amortization Cash Equity Investor Cash Equity Investor [Member] Cash Equity Investor Cedar Creek Wind Holdco LLC Cedar Creek Wind Holdco LLC [Member] Cedar Creek Wind Holdco LLC Luna Valley Class B Luna Valley Class B [Member] Luna Valley Class B Revolving Credit Facility Revolving Credit Facility [Member] Accounts Receivable — Trade and Allowance for Credit Losses Accounts Receivable [Policy Text Block] Valuation Technique, Option Model Valuation Technique, Option Pricing Model [Member] Arrangement Duration Trading Arrangement Duration Rosie South Rosamond South I Drop Down [Member] Rosamond South I Drop Down Segments [Axis] Segments [Axis] Payments for asset acquisition, excluding transaction expenses Payments for Asset Acquisition, Excluding Transaction Expenses Payments for Asset Acquisition, Excluding Transaction Expenses Production tax credits Deferred Tax Assets, Derivative Instruments Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Other Payment for (Proceeds from) Other Investing Activity Thereafter Long-Term Debt, Maturity, after Year Five Buckthorn Solar Buckthorn Solar [Member] Buckthorn Solar [Member] Facilities and equipment Support Equipment and Facilities [Member] Lighthouse Renewable Holdco 2 LLC Lighthouse Renewable Holdco 2 LLC [Member] Lighthouse Renewable Holdco 2 LLC ASSETS Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Pine Forest Pine Forest Drop Down [Member] Pine Forest Drop Down Voting interest (as a percentage) Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Voting Interest Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Voting Interest Fair value of Financial Instruments Fair Value Disclosures [Text Block] Loss on debt extinguishment Loss on debt extinguishment Loss on debt extinguishment Gain (Loss) on Extinguishment of Debt Credit Facility [Domain] Credit Facility [Domain] Stockholders’ Equity Equity, Attributable to Parent [Abstract] Derivative instruments Derivative Liability, Current Long-term debt Asset Acquisition, Long-term Debt Asset Acquisition, Long-term Debt Rosie South TargetCo LLC Rosie South TargetCo LLC [Member] Rosie South TargetCo LLC Interest rate, percentage Interest rate, percentage Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Long-term lease liabilities Long-term lease liability - operating leases (a) Operating Lease, Liability, Noncurrent Entity Voluntary Filers Entity Voluntary Filers Desert Sunlight Desert Sunlight [Member] Desert Sunlight [Member] Sponsor Equity Bridge Loan Sponsor Equity Bridge Loan [Member] Sponsor Equity Bridge Loan Derivative Assets Derivative assets, gross Derivative Asset, Subject to Master Netting Arrangement, before Offset Depreciation, amortization and accretion Depreciation, Amortization and Accretion, Net Total accounts receivable, net Accounts Receivable, after Allowance for Credit Loss Other revenues Products And Services, Other [Member] Products And Services, Other [Member] Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Losses expected to be realized from OCL during the next 12 months, net of income tax benefit of $2 Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months TSN1 TE Holdco LLC TSN1 TE Holdco LLC [Member] TSN1 TE Holdco LLC Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Investment Tax Credit Investment Tax Credit Carryforward [Member] Goat Mountain wind facility Goat Mountain Wind Facility [Member] Goat Mountain Wind Facility Revision of Prior Period [Domain] Revision of Prior Period [Domain] Number of operating segments Number of Operating Segments Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Line Items] Schedule of Long-term Debt Schedule of Debt [Table Text Block] Related Party [Axis] Related and Nonrelated Parties [Axis] Other Noncurrent Liabilities Other Noncurrent Liabilities [Member] Repayments of outstanding borrowings Repayments of Long-Term Lines of Credit Schedule of the Components of the Company's Intangible Assets Subject to Amortization Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Honeycomb 1 Holdco LLC Honeycomb 1 Holdco LLC [Member] Honeycomb 1 Holdco LLC Cash Equity Bridge Loan Cash Equity Bridge Loan [Member] Cash Equity Bridge Loan Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Income Tax Expense (Benefit), Continuing Operations [Abstract] Income Tax Expense (Benefit), Continuing Operations [Abstract] Other Proceeds from (Payment for) Other Financing Activity Reclassified from accumulated OCI to income due to realization of previously deferred amounts Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Name Trading Arrangement, Individual Name Underlying Asset Class [Domain] Underlying Asset Class [Domain] As Previously Reported Previously Reported [Member] Buckthorn Solar Portfolio LLC Buckthorn Solar Portfolio LLC [Member] Buckthorn Solar Portfolio LLC Percent of derivative liabilities using level 3 fair value inputs Percent of Derivative Liabilities Using Level 3 Fair Value Inputs Percent of Derivative Liabilities Using Level 3 Fair Value Inputs Buyout of noncontrolling interest Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Daggett 2 Daggett 2 Drop Down [Member] Daggett 2 Drop Down Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Expenses from transactions with related party Operating Costs and Expenses Mililani I Mililani I Lease [Member] Mililani I Lease Avra Valley Avra Valley [Member] Avra Valley [Member] Preferred Stock Preferred Stock [Member] Name Awards Close in Time to MNPI Disclosures, Individual Name Statement of Stockholders' Equity Schedule of Capitalization, Equity [Line Items] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Weighted average contract duration (in years) Asset Acquisitions, Weighted Average Contract Duration Asset Acquisitions, Weighted Average Contract Duration ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Business Acquisition [Line Items] Asset Acquisition [Line Items] Schedule of Energy and Capacity Revenue Lessor Revenue [Table Text Block] Lessor Revenue [Table Text Block] Losses expected to be realized from OCL during the next 12 months, net of income tax benefit Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months, Tax The estimated tax impact of existing gains or losses on cash flow hedges, at the reporting date, which are expected to be reclassified to earnings within the next 12 months. Schedule of Revenue by Major Customers by Reporting Segments Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Debt instrument, number of additional extension option Debt Instrument, Number of Additional Extension Option Debt Instrument, Number of Additional Extension Option AOCI Including Portion Attributable to Noncontrolling Interest AOCI Including Portion Attributable to Noncontrolling Interest [Member] Auditor Firm ID Auditor Firm ID State net operating loss carryforwards NOL carryforwards, state Deferred Tax Assets, Operating Loss Carryforwards, State and Local Segments [Domain] Segments [Domain] Non-current assets Assets, Noncurrent Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Statement of Financial Position Location, Balance [Domain] Statement of Financial Position Location, Balance [Domain] Amortization of financing costs and debt discounts Amortization of Debt Issuance Costs and Discounts Other Assets Assets, Noncurrent [Abstract] Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accretion expense Asset Retirement Obligation, Accretion Expense PG&E PG&E [Member] PG&E [Member] Cash advances for notes receivable — affiliate Payments for Advance to Affiliate Long-term debt, including current portion Long-Term Debt and Lease Obligation, Including Current Maturities Senior Notes Senior Notes [Member] Derivative instruments, liabilities Derivative Liability, Subject to Master Netting Arrangement, Asset Offset Preferred stock, $0.01 par value; 10,000,000 shares authorized; none issued Preferred stock, $0.01 par value; 10,000,000 shares authorized; none issued Preferred Stock, Value, Issued Accrued interest expense Interest Payable Cedro Hill Cedro Hill, due 2029 [Member] Cedro Hill, due 2029 Derivative assets Asset Acquisition, Derivative Assets Asset Acquisition, Derivative Assets Net property, plant and equipment Property, Plant, and Equipment, Lessor Asset under Operating Lease, after Accumulated Depreciation Elkhorn Ridge Elkhorn Ridge [Member] Elkhorn Ridge All Executive Categories All Executive Categories [Member] Schedule of Company's Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Class A, Class B, Class C and Class D common stock, $0.01 par value; 3,000,000,000 shares authorized (Class A 500,000,000, Class B 500,000,000, Class C 1,000,000,000, Class D 1,000,000,000); 203,773,674 shares issued and outstanding (Class A 34,613,853, Class B 42,738,750, Class C 84,844,929, Class D 41,576,142) at December 31, 2025 and 202,147,579 shares issued and outstanding (Class A 34,613,853, Class B 42,738,750, Class C 82,833,226, Class D 41,961,750) at December 31, 2024 Class A, Class B, Class C and Class D common stock, $0.01 par value; 3,000,000,000 shares authorized (Class A 500,000,000, Class B 500,000,000, Class C 1,000,000,000, Class D 1,000,000,000); 203,773,674 shares issued and outstanding (Class A 34,613,853, Class B 42,738,750, Class C 84,844,929, Class D 41,576,142) at December 31, 2025 and 202,147,579 shares issued and outstanding (Class A 34,613,853, Class B 42,738,750, Class C 82,833,226, Class D 41,961,750) at December 31, 2024 Common Stock, Value, Issued Payment for equipment deposit and asset purchase from affiliate Payments to Acquire Assets from Affiliate Payments to Acquire Assets from Affiliate Net assets (liabilities) assumed Net liabilities assumed Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Asset Acquisition, Assets Acquired and Liabilities Assumed, Net Commitments and Contingencies Commitments and Contingencies Cash acquired from the acquisition of Drop Down Assets Cash Acquired from Acquisition Dan’s Mountain TargetCo Dan’s Mountain TargetCo [Member] Dan’s Mountain TargetCo Aggregate sales price Sale Of Stock, Offering Price Sale Of Stock, Offering Price Payments for asset acquisitions, net of cash acquired and transaction expenses Payments For Asset Acquisitions, Net of Cash Acquired And Transaction Expenses Payments For Asset Acquisitions, Net of Cash Acquired And Transaction Expenses Business Combination [Axis] Business Combination [Axis] Power Generation Facilities by Type [Domain] Power Generation Facilities by Type [Domain] Power Generation Facilities by Type [Domain] Comprehensive Loss Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Non-controlling Interest Noncontrolling Interest [Member] Investments Accounted for by the Equity Method Equity Method Investments [Policy Text Block] Energy-related commodity contracts long-term Commodity Contract Long-Term [Member] Commodity Contract Long-Term [Member] Economic Interest Ownership interest (as a percentage) Equity Method Investment, Ownership Percentage Basic and diluted income per share attributable to Clearway Energy, Inc. common stockholders Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Assets, Total Assets, Total [Member] Noncontrolling Interest [Table] Noncontrolling Interest [Table] Net deferred non-current tax asset (liability) Deferred tax assets Deferred Tax Assets, Net PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Cedar Creek Drop Down Cedar Creek Drop Down [Member] Cedar Creek Drop Down Flexible Generation Flexible Generation [Member] Flexible Generation SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Mark-to-market for economic hedges Less: Mark-to-market for economic hedges Revenue, Mark-to-market Hedging Activities Revenue, Mark-to-market Hedging Activities Hedging Designation [Axis] Hedging Designation [Axis] Schedule of Fair Value Within the Derivative Instrument Valuation on the Balance Sheets Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block] Power generation storage capacity, megawatts Power Generation Storage Capacity, Megawatts Power Generation Storage Capacity, Megawatts Schedule of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Clearway Energy Operating Clearway Energy Operating [Member] Clearway Energy Operating Distributions to noncontrolling interests, non-cash Non-cash distributions to redeemable noncontrolling interests Distributions to Noncontrolling Interests, Non-cash Distributions to Noncontrolling Interests, Non-cash CALIFORNIA CALIFORNIA Derivative Contract [Domain] Derivative Contract [Domain] Renewables & Storage Renewables And Storage [Member] Renewables And Storage Proceeds from the issuance of Class C common stock Proceeds from Issuance of Common Stock All Individuals All Individuals [Member] Net amount Derivative Asset, Fair Value, Amount Offset Against Collateral Net Of Derivative Liability, Fair Value, Amount Offset Against Collateral Derivative Asset, Fair Value, Amount Offset Against Collateral Net Of Derivative Liability, Fair Value, Amount Offset Against Collateral Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Change in unrealized losses included in earnings for derivatives and other financial instruments held as of December 31, Unrealized gain (loss) on derivatives, net of tax Unrealized Gain (Loss) on Derivatives 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] Alta Wind Asset Management AWAM [Member] AWAM [Member] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Daggett 2 Daggett 2 Lease [Member] Daggett 2 Lease Schedule of Swaps Related to the Company's Project Level Debt Schedule of Derivative Instruments [Table Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Geographical [Axis] Geographical [Axis] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Changes in other working capital Increase (Decrease) in Other Operating Assets and Liabilities, Net Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Percent of financial instruments using level 3 fair value inputs Percent of Other Financial Instrument Liabilities Using Level 3 Fair Value Inputs Percent of Other Financial Instrument Liabilities Using Level 3 Fair Value Inputs Investment tax credits subject to transferability Deferred Tax Assets, Tax Credit Carryforwards Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Contract amortization Less: Contract amortization Capitalized Contract Cost, Amortization Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] Earnings Per Share [Abstract] Earnings Per Share [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Total other expense, net Nonoperating Income (Expense) Return of investments from unconsolidated affiliates Proceeds from Equity Method Investment, Distribution, Return of Capital Schedule of Dividends Paid Schedule of Dividends Paid [Table Text Block] Tabular disclosure of all or some of the information related to dividends paid Carryforward balance Tax Credit Carryforward, Amount Quarterly Financial Information Disclosure [Abstract] Quarterly Financial Information Disclosure [Abstract] Non-cash adjustments for change in tax basis Adjustments to Additional Paid in Capital, Other Long-Term Debt, Current Long Term Debt Current [Member] Long Term Debt Current [Member] Operating Funds Operating Funds [Member] Operating Funds [Member] Award Timing Disclosures [Line Items] Accounts receivable, net - Leases Lease Agreements [Member] Schedule of Changes in Asset Retirement Obligation Schedule of Change in Asset Retirement Obligation [Table Text Block] Renewal period Lessee, Operating Lease, Renewal Term Stockholders' Equity Equity [Text Block] Other Effective Income Tax Rate Reconciliation, Tax Contingency, Other, Percent Catalina Solar Acquisition Catalina Solar Acquisition [Member] Catalina Solar Acquisition State Deferred State and Local Income Tax Expense (Benefit) Other Registered Stockholders and New Investors Other Registered Stockholders And New Investors [Member] Other Registered Stockholders And New Investors Net income attributable to Clearway Energy, Inc. Net Income (Loss) Attributable to Clearway Energy, Inc. Net income (loss) attributable to Clearway Energy, Inc. Net Income (Loss) Attributable to Parent Clearway Energy LLC Clearway Energy LLC [Member] Clearway Energy LLC [Member] Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Other Liabilities Liabilities, Noncurrent [Abstract] Construction in Progress Construction in Progress [Member] Accrued expenses and other current liabilities Other Accrued Liabilities, Current Schedule of Reconciliation of the U.S. Federal Statutory Rate to the Company's Effective Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Segment Reporting Segment Reporting Information [Line Items] Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized Adoption Date Trading Arrangement Adoption Date Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Avenal Avenal [Member] Avenal [Member] Customer [Axis] Customer [Axis] Income tax benefit threshold Income Taxes, Threshold Percentage The percentage that is likely to be realized upon settlement which is used as a basis of recording unrecognized tax benefits for income tax positions that have surpassed the more-likely-than-not threshold. Operating Income Operating income Operating income (loss) Operating Income (Loss) Line of Credit Line of Credit [Member] Schedule of Offsetting of Derivatives by Counterparty Master Agreement Level and Collateral Received or Paid Offsetting Liabilities [Table Text Block] Retained earnings Retained Earnings (Accumulated Deficit) 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] NIMH Solar, due 2024 NIMH Solar, due 2024 [Member] NIMH Solar, due 2024 Payments for other fees Payments for Other Fees Class of Stock [Axis] Class of Stock [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Current assets, receivables Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Asset Acquisition, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables 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] Other income, net Other income, net Other Nonoperating Income (Expense) Statement [Table] Statement [Table] Total — deferred Deferred Income Tax Expense (Benefit) Adjustments to reconcile net loss to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash Flows from Financing Activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Revenue Benchmark Revenue Benchmark [Member] Rosie Class B Rosie Class B LLC 2027 [Member] Rosie Class B LLC 2027 Derivative liabilities Asset Acquisition, Derivative Liabilities Asset Acquisition, Derivative Liabilities Tax Credit Transfer Bridge Loan Tax Credit Transfer Bridge Loan [Member] Tax Credit Transfer Bridge Loan Purpose [Domain] Purpose [Domain] Purpose All Adjustments to Compensation All Adjustments to Compensation [Member] Tax credit, valuation allowance Tax Credit Carryforward, Valuation Allowance Amendment Flag Amendment Flag Reserved for issuance up to an aggregate (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Condensed Financial Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] Termination Date Trading Arrangement Termination Date Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Receivable [Domain] Receivable [Domain] Other current and non-current assets Disposal Group, Including Discontinued Operation, Other Current And Non-Current Assets Disposal Group, Including Discontinued Operation, Other Current And Non-Current Assets Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Weighted average number of shares outstanding - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Impact of non-taxable partnership earnings Effective Income Tax Rate Reconciliation, Partnership State Basis Effective Income Tax Rate Reconciliation, Partnership State Basis Schedule of Reconciliation of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] El Segundo, Marsh Landing and Walnut Creek Notes El Segundo, Marsh Landing and Walnut Creek Notes [Member] El Segundo, Marsh Landing and Walnut Creek Notes Rosamond South I Rosamond South I [Member] Rosamond South I Related Party Transaction [Domain] Related Party Transaction [Domain] Segment Reporting [Abstract] Segment Reporting [Abstract] Cost of operations, exclusive of depreciation, amortization and accretion shown separately below Cost of Revenue Debt Disclosure [Abstract] Debt Disclosure [Abstract] Other Income (Expense) Costs and Expenses [Abstract] Fair value assets, measured on recurring basis, valuation techniques, impact of credit reserve to fair value Fair Value Assets, Measured on Recurring Basis, Valuation Techniques, Impact of Credit Reserve to Fair Value This element represents the increase (decrease) to fair value from applying a credit reserve to reflect credit risk on the valuation techniques used to measure fair value of Level 2 and 3 derivative contracts which is calculated based on credit default swaps. Document Financial Statement Restatement Recovery Analysis Document Financial Statement Restatement Recovery Analysis [Flag] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Consolidated Entities [Axis] Consolidated Entities [Axis] Par value - common stock (in usd per share) Common Stock, Par or Stated Value Per Share Leasehold Rights Leasehold Rights [Member] Leasehold Rights [Member] Long-term debt, additions Asset Acquisition, Long-term Debt, Additions Asset Acquisition, Long-term Debt, Additions Basis spread on fixed rate Debt Instrument, Basis Spread on Fixed Rate Debt Instrument, Basis Spread on Fixed Rate Total Segments Total Segments [Member] Total Segments Use of Estimates Use of Estimates, Policy [Policy Text Block] Schedule of Company Structure Organizational Structure [Table Text Block] Org Structure [Table Text Block] Derivative instruments, assets Derivative Asset, Subject to Master Netting Arrangement, Liability Offset Insider Trading Arrangements [Line Items] Mt. Storm Sale to Clearway Renew Mt. Storm Sale to Clearway Renew [Member] Mt. Storm Sale to Clearway Renew Total Liabilities Total liabilities Liabilities Pro-rata distributions to CEG Pro-rata distributions to CEG Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Paid Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Remaining balance to distribute Asset Acquisition, Remaining Balance to Distribute Asset Acquisition, Remaining Balance to Distribute Dividend reinvestment plan, initial investment Stock Issued During Period, Dividend Reinvestment Plan, Investment Amount Stock Issued During Period, Dividend Reinvestment Plan, Investment Amount Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Oahu Solar Oahu Solar Partnership [Member] Oahu Solar Partnership [Member] Payments for asset acquisition Payments for Asset Acquisition Payments for Asset Acquisition Proceeds from the issuance of Class C common stock Stock Issued During Period, Value, New Issues Partial payment of long term debt Asset Acquisition, Partial Payment of Long Term Debt Asset Acquisition, Partial Payment of Long Term Debt Payments for asset acquisition, including post closing transaction expenses Payments for Asset Acquisition, Including Post Closing Transaction Expenses Payments for Asset Acquisition, Including Post Closing Transaction Expenses Consolidation Items [Axis] Consolidation Items [Axis] Counterparty Name [Axis] Counterparty Name [Axis] Dan’s Mountain Drop Down Dan’s Mountain Drop Down [Member] Dan’s Mountain Drop Down Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Construction in progress Asset Acquisition, Construction in Progress Asset Acquisition, Construction in Progress Accounts receivable, net - Contracts with customers Customer Contracts [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] UNITED STATES