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Condensed Consolidated Statements of Operations and Comprehensive Income - Duke Energy Carolinas - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Operating Revenues $ 32,237 $ 30,357 $ 29,060
Operating Expenses      
Operation, maintenance and other 6,698 5,389 5,625
Depreciation and amortization 6,324 5,793 5,253
Property and other taxes 1,597 1,466 1,400
Impairment of assets and other charges (4) 38 85
Total operating expenses 23,656 22,457 22,042
Gains on Sales of Other Assets and Other, net 45 26 52
Operating Income 8,626 7,926 7,070
Other Income and Expenses, net 720 652 711
Interest Expense 3,634 3,384 3,014
Income From Continuing Operations Before Income Taxes 5,712 5,194 4,767
Income Tax Expense From Continuing Operations 642 590 438
Net Income 4,968 4,524 2,841
Comprehensive Income 4,938 4,758 2,975
Duke Energy Carolinas      
Operating Revenues 9,713 9,718 8,288
Operating Expenses      
Cost of sales 2,649 3,251 2,524
Operation, maintenance and other 2,002 1,740 1,774
Depreciation and amortization 1,903 1,768 1,593
Property and other taxes 349 346 320
Impairment of assets and other charges (11) 31 44
Total operating expenses 6,892 7,136 6,255
Gains on Sales of Other Assets and Other, net 6 2 26
Operating Income 2,827 2,584 2,059
Other Income and Expenses, net 258 247 238
Interest Expense 783 722 686
Income From Continuing Operations Before Income Taxes 2,302 2,109 1,611
Income Tax Expense From Continuing Operations 194 226 141
Net Income 2,108 1,883 1,470
Other Comprehensive Income, net of tax 1    
Comprehensive Income $ 2,109 $ 1,883 $ 1,470