XML 54 R43.htm IDEA: XBRL DOCUMENT v3.24.2
INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Income Tax Disclosure [Abstract]        
Income before income taxes $ 163 $ 328 $ 565 $ 728
Federal income tax expense at statutory rate (21%) 34 69 119 153
Increases (reductions) in tax expense resulting from:        
Nondeductible SEC and OOCIC loss contingencies 27 0 27 0
State and municipal income taxes, net of federal tax benefit 21 19 43 43
AFUDC equity and other flow-through (8) (4) (16) (9)
Deferred taxes related to sale of equity interest in FET, net 0 0 7 0
Excess deferred tax amortization due to the Tax Act (13) (16) (26) (32)
Valuation allowances (3) 0 36 0
Other, net 7 6 10 9
Total income taxes $ 65 $ 74 $ 200 $ 164
Effective income tax rate 39.90% 22.60% 35.40% 22.50%