CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 226	$ 1,430	$ 254	$ 554	$ 1,655	$ 808
LOSS ATTRIBUTABLE TO NON-CONTROLLING INTEREST	0		1		3	49
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAXES
Pension and other postretirement benefit plan liability adjustments, net of taxes	(1)		5		3	5
TOTAL OTHER COMPREHENSIVE INCOME/(LOSS), NET OF TAXES	(1)		5		3	5
COMPREHENSIVE INCOME	$ 225		$ 260		$ 1,661	$ 862