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v3.23.2

Revenue Recognition (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenue from contracts with customers | $ 6,300 | $ 5,900 | $ 12,000 | $ 11,000 |
Florida Power & Light Company |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenue from contracts with customers | 4,800 | $ 4,400 | 8,700 | $ 8,100 |
Unbilled revenues | 818 |  | 818 |  | $ 661
Revenue, remaining performance obligation | 375 |  | 375 |  |
NEER Segment |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Revenue, remaining performance obligation | $ 1,200 |  | $ 1,200 |  |
Revenue Benchmark [Member] | Florida Power & Light Company | Customer Concentration Risk | Retail Customers |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  | 90.00% |  |

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