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Non-Derivative Fair Value Measurements - Nonrecurring Fair Value Measurements (Details) | 3 Months Ended
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Jun. 30, 2024 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Equity Method Investment, Temporary Impairment | $ 92,000,000
Equity Method Investment, Temporary Impairment, After Tax | 69,000,000
NextEra Energy Resources |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Equity method investments, fair value | $ 28.55

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