v3.26.1
Condensed Consolidated Statements of Operations and Comprehensive Income - Duke Energy Ohio - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Regulated electric $ 7,803 $ 7,064
Regulated natural gas 1,297 1,105
Total operating revenues 9,178 8,249
Operating Expenses    
Operation, maintenance and other 1,752 1,499
Depreciation and amortization 1,689 1,512
Property and other taxes 452 428
Total operating expenses 6,837 5,912
Operating Income 2,725 2,343
Other Income and Expenses, net 140 143
Interest Expense 968 889
Income From Continuing Operations Before Income Taxes 1,897 1,597
Income Tax Expense From Continuing Operations 333 193
Net Income 1,550 1,379
Comprehensive Income 1,523 1,345
Fuel used in electric generation and purchased power    
Operating Expenses    
Cost of sales 2,419 2,099
Cost of natural gas    
Operating Expenses    
Cost of sales 525 374
Duke Energy Ohio    
Regulated electric 562 487
Regulated natural gas 317 279
Total operating revenues 879 766
Operating Expenses    
Operation, maintenance and other 139 124
Depreciation and amortization 121 112
Property and other taxes 117 116
Total operating expenses 671 602
Operating Income 208 164
Other Income and Expenses, net 5 5
Interest Expense 52 47
Income From Continuing Operations Before Income Taxes 161 122
Income Tax Expense From Continuing Operations 31 22
Net Income 130 100
Comprehensive Income 130 100
Duke Energy Ohio | Fuel used in electric generation and purchased power    
Operating Expenses    
Cost of sales 173 149
Duke Energy Ohio | Cost of natural gas    
Operating Expenses    
Cost of sales $ 121 $ 101