Dispositions - Pre-Tax Operating Income (Details) - Clean Energy Businesses - Disposal Group, Held-for-sale, Not Discontinued Operations - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2023	Sep. 30, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pre-tax operating income	$ 118	$ 25	$ 361
Pre-tax operating income, excluding non-controlling interest	$ 123	$ 21	$ 317

Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483499/205-20-50-5B

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration