Summary of Significant Accounting and Reporting Policies - Regulatory Assets and Liabilities Narrative (Details)	Dec. 31, 2025	Dec. 31, 2024
FPL
Summary of Significant Accounting Policies [Line Items]
Regulatory asset, amortization period		12 months
Generation Facilities And Transmission Assets
Summary of Significant Accounting Policies [Line Items]
Regulatory asset, amortization period	20 years	20 years
Generation Facilities And Transmission Assets | FPL
Summary of Significant Accounting Policies [Line Items]
Regulatory asset, amortization period	20 years	20 years
Storm Restoration Costs | FPL
Summary of Significant Accounting Policies [Line Items]
Regulatory asset, amortization period	12 months