v3.26.3
Summary of Significant Accounting and Reporting Policies - Property, Plant and Equiptment (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Property, Plant, and Equipment [Line Items]          
Electric plant in service and other property $ 183,745   $ 183,745   $ 170,129
Nuclear fuel 2,095   2,095   2,026
Construction work in progress 34,741   34,741   24,556
Property, plant and equipment, gross 220,581   220,581   196,711
Accumulated depreciation and amortization (43,503)   (43,503)   (40,514)
Property, plant and equipment – net 177,078   177,078   156,197
Allowance for Funds Used During Construction, Equity 65 $ 48 176 $ 130  
Florida Power & Light Company          
Property, Plant, and Equipment [Line Items]          
Electric plant in service and other property 100,116   100,116   94,837
Nuclear fuel 1,290   1,290   1,201
Construction work in progress 9,294   9,294   7,673
Property, plant and equipment, gross 110,700   110,700   103,711
Accumulated depreciation and amortization (23,291)   (23,291)   (21,956)
Electric utility plant and other property – net 87,409   87,409   $ 81,755
Allowance for Funds Used During Construction 83 60 223 159  
Allowance for Funds Used During Construction, Equity 63 46 171 123  
NextEra Energy Resources          
Property, Plant, and Equipment [Line Items]          
Project Development Costs $ 281 $ 179 $ 683 $ 477