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Dispositions (Narrative) (Details) - Commercial Renewables - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023 | Oct. 25, 2023
--- | --- | --- | ---
Discontinued Operations, Disposed of by Sale |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Consideration to be received |  |  | $ 1,100
Consideration period |  |  | 18 months
Discontinued Operations, Disposed of by Sale | Receivables |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Consideration to be received | $ 538 |  |
Discontinued Operations, Disposed of by Sale | Noncurrent assets |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Consideration to be received |  | $ 531 |
Discontinued Operations, Held-for-sale |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Noncontrolling interest balance | 13 | 66 |
Pre-tax impairment | $ 169 | $ 278 |

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