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Disposal Group, Including Discontinued Operation, Depreciation And Amortization, After Tax

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Gain (Loss) On Disposition Of Stock In Subsidiary, After Tax

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Number Of Deferred Projects

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Number Of Solar Projects

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Number Of Tax Equity Projects

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Period To Obtain Counter Party Consent

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Nominal number of units used to calculate payment on derivative.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Dispositions - Narrative (Details) $ in Millions		3 Months Ended	6 Months Ended	12 Months Ended
Dispositions - Narrative (Details) $ in Millions	Mar. 01, 2023 USD ($) project solarProject	Jun. 30, 2023 USD ($) MWh project	Jun. 30, 2023 USD ($) MWh project	Dec. 31, 2022 USD ($)	Oct. 01, 2022 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale of subsidiary	$ 867
Gain on sale of subsidiary, after tax	$ 804
Period to obtain consent (in years)		2 years	2 years
Number of solar projects	2	2	2
Unbilled Contracts Receivable		$ 15	$ 15	$ 80		$ 21	$ 35
Clean Energy Businesses \| RWE
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimate of possible loss (up to)		12	12
Unbilled Contracts Receivable		15	15
Clean Energy Businesses \| RWE \| Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimate of possible loss (up to)		172	172
Disposal Group, Held-for-sale, Not Discontinued Operations \| Clean Energy Businesses
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration from sale of business	$ 3,993				$ 6,800
Gain on sale of subsidiary		$ 13	867
Gain on sale of subsidiary, after tax			$ 804
Tax equity projects \| project	2	3	3
Transaction costs, before tax		$ 11	$ 12	48
Transaction costs, after tax		8	8	$ 35
Depreciation and amortization, before tax			41
Depreciation and amortization, after tax			$ 28
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Crane Project
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Holding period (in years)			5 years
Carrying value of tax equity interest		$ 15	$ 15
Electric Energy (MWh)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Notional amount \| MWh		27,335,565	27,335,565
Broken Bow II \| Electric Energy (MWh) \| Clean Energy Businesses
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred projects \| project	1	1	1
Notional amount \| MWh		75	75