CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net loss	$ (494)	$ (220)	$ (519)	$ (850)
Net loss attributable to controlling interest	(494)	(220)	(519)	(850)
Components of net periodic benefit costs before reclassifications			(4)	(11)
Components of net periodic benefit costs reclassified to net loss	1		2
Other comprehensive income (loss) before income taxes	1		(2)	(11)
Other comprehensive income (loss)	1		(2)	(11)
Other comprehensive income (loss) attributable to controlling interest	1		(2)	(11)
Total comprehensive loss	(493)	(220)	(521)	(861)
Total comprehensive loss attributable to controlling interest	$ (493)	$ (220)	$ (521)	$ (861)