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Condensed Consolidated Statements of Changes in Equity - Duke Energy Florida - USD ($)
$ in Millions
Total
Duke Energy Florida
Duke Energy Florida
Member's Equity
Duke Energy Florida
Net Unrealized Gains (Losses) on Available-for-Sale Securities
Beginning balance at Dec. 31, 2022   $ 9,023 $ 9,031 $ (8)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net income $ 2,841 1,016 1,016  
Other Comprehensive Income, net of tax   3   3
Dividends to parent (3,138)      
Other (2) 1 1  
Ending balance at Dec. 31, 2023   10,043 10,048 (5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net income 4,524 1,061 1,061  
Other Comprehensive Income, net of tax   0    
Dividends to parent (3,204) (125) (125)  
Other (2) 2 2  
Ending balance at Dec. 31, 2024   10,981 10,986 (5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net income 4,968 1,193 1,193  
Other Comprehensive Income, net of tax   0    
Dividends to parent (3,290) (188) (188)  
Contribution from parent   138 138  
Other $ (3) (2) (2)  
Ending balance at Dec. 31, 2025   $ 12,122 $ 12,127 $ (5)