CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 688	$ 246	$ 791	$ 588	$ 202	$ 720	$ 1,726	$ 1,510
OTHER COMPREHENSIVE LOSS, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	0			0			(12)	(4)
TOTAL OTHER COMPREHENSIVE LOSS, NET OF TAXES	0			0			(12)	(4)
COMPREHENSIVE INCOME	$ 688			$ 588			$ 1,714	$ 1,506