Summary of Significant Accounting and Reporting Policies - Basis of Presentation (Details) - FPL [Member] account in Millions	Dec. 31, 2023 account county
Summary of Significant Accounting Policies [Line Items]
Approximate Number Of Customer Accounts \| account	5.9
Number of counties In which entity operates \| county	8

[Line Items] for Summary of Significant Accounting Policies [Table]

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