v3.26.1
Statements of Operations (Unaudited) - MEC - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Operating revenue:        
Revenues $ 6,686 $ 6,394 $ 13,358 $ 12,760
Operating expenses:        
Cost of sales 1,376 1,434 3,046 2,965
Total operating expenses 5,408 5,390 10,622 10,373
Operating income 1,278 1,004 2,736 2,387
Other income (expense):        
Interest expense (791) (709) (1,537) (1,395)
Allowance for equity funds 94 81 174 147
Other, net 61 45 53 30
Total other income (expense) (502) (459) (1,082) (889)
Income before income tax expense (benefit) and equity income (loss) 776 545 1,654 1,498
Income tax expense (benefit) (333) (357) (763) (756)
Net income (loss) attributable to parent 891 702 2,005 1,889
MEC        
Operating revenue:        
Revenues 872 860 2,012 1,874
Operating expenses:        
Cost of sales 196 211 680 580
Operations and maintenance 231 235 451 462
Depreciation and amortization 282 255 559 562
Property and other taxes 42 44 90 88
Total operating expenses 751 745 1,780 1,692
Operating income 121 115 232 182
Other income (expense):        
Interest expense (106) (100) (211) (201)
Allowance for borrowed funds 7 8 13 15
Allowance for equity funds 19 21 36 39
Other, net 29 23 32 28
Total other income (expense) (51) (48) (130) (119)
Income before income tax expense (benefit) and equity income (loss) 70 67 102 63
Income tax expense (benefit) (193) (178) (409) (414)
Net income (loss) attributable to parent 263 245 511 477
Regulated electric | MEC        
Operating revenue:        
Revenues 760 743 1,507 1,410
Operating expenses:        
Cost of sales 146 153 340 277
Regulated natural gas and other | MEC        
Operating revenue:        
Revenues 112 117 505 464
Operating expenses:        
Cost of sales $ 50 $ 58 $ 340 $ 303