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Investments In and Advances To Affiliates - Summary of Financial Information of Affiliates & Subsidiaries (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |  |  | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 06, 2023 | Feb. 28, 2023 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Jun. 30, 2024 | Sep. 30, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Feb. 05, 2024 | Mar. 04, 2021
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  |  | $ (1) | $ 1 |  | $ 44 | $ 43 | $ 351 | $ 134 | $ (9) |  |
Noncash or Part Noncash Divestiture, Amount of Consideration Received |  |  |  |  |  |  |  | 76 | 239 | 24 |  |
Shares Issued, Price Per Share |  |  |  |  |  |  |  |  |  |  | $ 25.73 | $ 25.88
Gross Profit |  |  | $ 722 | $ 553 |  | $ 1,172 | $ 1,894 | 2,314 | 2,504 | 2,548 |  |
Minority Owned Affiliates |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross Profit |  |  |  |  |  |  |  | 141 | (28) | (361) |  |
Majority Owned Affiliates |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gross Profit |  |  |  |  |  |  |  | $ (1) | $ (1) | (1) |  |
Uplight |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  | 25.00% |  |  | 25.00% | 29.00% |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  |  |  |  | $ 52 |  |  |  |  |  |  |
Uplight | Schneider |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Purchase Price Agreement |  |  |  |  | $ 40 |  |  |  |  |  |  |
Shares, Issued |  |  |  |  | 91 |  |  |  |  |  |  |
Fluence [Member] |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  | 33.00% |  |  |  | 33.00% | 28.00% | 29.00% |  |  |
Fluence [Member] |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal | $ 136 |  |  |  |  |  |  |  |  |  |  |
sPower [Member] |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Other-than-Temporary Impairment |  |  |  |  |  |  |  |  |  | $ 175 |  |
Barry |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Other Long-term Debt |  |  |  |  |  |  |  |  | $ 41 |  |  |
sPower OpCo B [Member] |  |  |  |  |  |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Net Sales Proceeds |  | $ 98 |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Realized Gain (Loss) on Disposal |  | 5 |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Amount Sold |  | $ 196 |  |  |  |  |  |  |  |  |  |

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