CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 526	$ 226	$ 1,430	$ 619	$ 254	$ 554	$ 2,182	$ 1,427
(INCOME) LOSS ATTRIBUTABLE TO NON-CONTROLLING INTEREST	0			(6)			3	43
OTHER COMPREHENSIVE INCOME, NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	0			1			3	6
TOTAL OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES	0			1			3	6
COMPREHENSIVE INCOME	$ 526			$ 614			$ 2,188	$ 1,476