v3.26.3
INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Income Tax Disclosure [Abstract]        
Tax Jurisdiction of Domicile [Extensible Enumeration] UNITED STATES UNITED STATES UNITED STATES UNITED STATES
Amount        
Income before income taxes $ 178 $ 178 $ 551 $ 496
Federal statutory income tax 37 37 116 104
Tax credits 0 (1) (2) (1)
AFUDC equity income (4) (3) (12) (9)
AFUDC equity depreciation 1 0 1 1
Excess deferred tax amortization (2) 5 (1) 3
Remeasurement of excess deferred income taxes 0 (70) 0 (70)
Federal and state related flow-through 1 (1) 0 (2)
Other 0 1 3 0
Changes in unrecognized tax benefits 0 0 (2) 0
State and municipal income taxes, net of federal effect 8 8 24 22
Total income taxes (benefits) $ 41 $ (24) $ 127 $ 48
Percent        
Federal statutory income tax 21.00% 21.00% 21.00% 21.00%
Tax credits 0.00% (0.60%) (0.40%) (0.20%)
AFUDC equity income (2.30%) (1.70%) (2.20%) (1.80%)
AFUDC equity depreciation 0.50% 0.00% 0.20% 0.20%
Excess deferred tax amortization (1.10%) 2.80% (0.20%) 0.60%
Remeasurement of excess deferred income taxes 0.00% (39.30%) 0.00% (14.10%)
Federal and state related flow-through 0.50% (0.60%) 0.00% (0.40%)
Other 0.00% 0.50% 0.60% 0.00%
Changes in unrecognized tax benefits 0.00% 0.00% (0.40%) 0.00%
State and municipal income taxes, net of federal effect 4.40% 4.40% 4.40% 4.40%
Total income taxes (benefits) 23.00% (13.50%) 23.00% 9.70%