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Related Party Transactions (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Dec. 31, 2025
Related Party Transaction [Line Items] |  |  |
Due from related parties | $ 89 |  | $ 93
NextEra Energy, Inc. [Member] | Management Services Agreement [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Expenses from transactions with related party | 1 | $ 1 |
NEER | Emerald Breeze Holdings |  |  |
Related Party Transaction [Line Items] |  |  |
Notes payable | (90) |  | (90)
NEER | O&M Agreements and ASAs |  |  |
Related Party Transaction [Line Items] |  |  |
Capitalized Cost, Related Party | 38 | 322 |
NEER | Cash Sweep and Credit Support Agreement [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Expenses from transactions with related party | 2 | 2 |
True-Up Amount, Related Party |  | $ 11 |
Due from related parties | $ 6 |  | 11
XPLR OpCo [Member] | NextEra Energy, Inc. [Member] | Management Services Agreement [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Management fee, percent of EBITDA | 1.00% |  |
Annual management fee | $ 4 |  |
Related Party Transaction, Additional Management Fee, Threshold, Prior Year EBITDA | 4 |  |
NEER | Repowering Wind Prjects |  |  |
Related Party Transaction [Line Items] |  |  |
Due to related parties | $ 51 |  | $ 51
Payables Instrument Average Term | 165 days |  |
Due to related parties | $ 443 |  |
NextEra Energy Capital Holdings [Member] | Guarantees and Letters of Credit [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Total amount of letters of credit | $ 1,700 |  |

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