Non-Derivative Fair Value Measurements - Nonrecurring Fair Value Measurements (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2026 |
Dec. 31, 2025 |
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Equity method investment, impairment | $ 700.0 | ||
| Impairment charge, net of tax | $ 500.0 | ||
| Trading price (per share) | $ 9.50 | ||
| Investment in equity method investees | $ 5,989.0 | $ 5,528.0 | |
| NextEra Energy Resources | |||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Equity method investments, fair value | $ 1,000.0 | ||
| Investment in equity method investees | $ 1,700.0 |
| X | ||||||||||
- Definition Fair Value Measurement, Trading Price, Per Share No definition available.
|
| X | ||||||||||
- Definition Impairment of Long-Lived Assets Held-for-use, Net of Tax No definition available.
|
| X | ||||||||||
- Definition Amount of other-than-temporary decline in value that has been recognized against investment accounted for under equity method of accounting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Fair value portion of investments accounted under the equity method. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Details
|