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v3.23.1

Summary of Significant Accounting and Reporting Policies - Additional Information (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 25, 2023 USD ($) facility MW | Dec. 31, 2022 USD ($) facility MW | Mar. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) | Jun. 30, 2023 USD ($)
Accounting Policies [Line Items] |  |  |  |  |
Restricted cash and cash equivalents, current |  | $ 1,840 | $ 1,914 |  |
restricted cash related to margin cash collateral that is netted against derivative liabilities |  | 1,541 | 1,590 |  |
Restricted cash related to margin cash collateral that is netted against derivative instruments |  | 7 |  |  |
Customer deposits |  | 560 | 583 |  |
Accrued construction-related expenditures |  | 1,760 | 1,456 |  |
Structured Payables Program, Outstanding Accounts Payable |  | 3,700 | 3,600 |  |
Subsequent Event |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Unrecovered Storm Costs to be Recovered through an Interim Storm Restoration Charge |  |  |  | $ 1,500 |
Subsequent Event | Storm Restoration Costs |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Regulatory Asset, Amortization Period |  |  |  | 12 months |
Florida Power & Light Company |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Increase (Decrease) in under Energy Recovery |  |  | 2,100 |  |
Natural Gas Mid-Course Correction, Value |  |  | 1,000 |  |
Accrued storm restoration costs |  | 618 | 328 |  |
Restricted cash and cash equivalents, current |  | 33 | 42 |  |
Customer deposits |  | 543 | 565 |  |
Accrued construction-related expenditures |  | $ 559 | 501 |  |
Florida Power & Light Company | Subsequent Event |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Natural Gas Mid-Course Correction, Value | $ 379 |  |  |  |
Five wind generation facilities and three solar facilities located in multiple regions | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | United States, Geographically Dispersed | Subsequent Event |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Number of wind generation facilities | facility | 5 |  |  |  |
Number of solar generation facilities | facility | 3 |  |  |  |
Generating capacity (MW) | MW | 688 |  |  |  |
Five wind generation facilities and three solar facilities located in multiple regions | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | NEP | United States, Geographically Dispersed | Subsequent Event |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Ownership percentage sold | 100.00% |  |  |  |
Five wind generation facilities and three solar facilities located in multiple regions | Disposed of by Sale [Member] | Current other liabilities | Subsidiaries of NextEra Energy Resources | United States, Geographically Dispersed | Forecast |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Purchase price |  |  |  |  | $ 566
Debt and Noncontrolling Interests, Amount | $ 307 |  |  |  |
Three wind facilities and one solar plus battery facility | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | United States, Geographically Dispersed |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Number of facilities under construction | facility |  | 2 |  |  |
Three wind facilities and one solar plus battery facility | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | NEP | United States, Geographically Dispersed |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Ownership percentage sold |  | 49.00% |  |  |
Number of wind generation facilities | facility |  | 3 |  |  |
Number of Solar Plus Battery Facilities | facility |  | 1 |  |  |
Solar Plus Storage Facility Capacity | MW |  | 65 |  |  |
Generating capacity (MW) | MW |  | 1,437 |  |  |
Three wind facilities | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | NEP | United States, Midwest Region |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Ownership percentage sold |  | 100.00% |  |  |
Number of wind generation facilities |  | 3 |  |  |
Generating capacity (MW) | MW |  | 347 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Subsidiaries of NextEra Energy Resources | NEP and Differential Membership |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Customer deposits |  | $ 170 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | NextEra Energy Resources |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Purchase price |  | 805 |  |  |
Disposal Group, Including Discontinued Operation, Working Capital |  | 8 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Current other liabilities | Subsidiaries of NextEra Energy Resources |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Contract with Customer, Liability, Revenue Recognized |  |  | 81 |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Current other liabilities | Subsidiaries of NextEra Energy Resources | NEP |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Customer deposits |  | 69 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Current other liabilities | Subsidiaries of NextEra Energy Resources | NEP and Differential Membership |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Customer deposits |  | 251 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Current other liabilities | Subsidiaries of NextEra Energy Resources | Differential Memberships |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Customer deposits |  | 101 |  |  |
Three wind generation facilities and one solar plus battery facility and three wind facilities | Disposed of by Sale [Member] | Accounts Payable |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Accrued construction-related expenditures |  | $ 810 | $ 707 |  |

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