Summary of Significant Accounting and Reporting Policies - Operating Revenues (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Summary of Significant Accounting Policies [Line Items]
OPERATING REVENUES	$ 27,412	$ 24,753	$ 28,114
FPL
Summary of Significant Accounting Policies [Line Items]
OPERATING REVENUES	18,262	17,019	18,365
Franchise and Gross Receipts Taxes [Member]
Summary of Significant Accounting Policies [Line Items]
OPERATING REVENUES	1,114	1,053	1,139
Franchise and Gross Receipts Taxes [Member] | FPL
Summary of Significant Accounting Policies [Line Items]
OPERATING REVENUES	$ 1,114	$ 1,053	$ 1,139