CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Total	Common Shares	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests	Redeemable Noncontrolling Interest
Beginning balance at Dec. 31, 2022	$ 6,927	$ 25	$ (230)	$ 1,504	$ 7,906	$ (2,278)	$ 0
Beginning balance, redeemable noncontrolling interests at Dec. 31, 2022								$ 49
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	482				482
Net income, redeemable non controlling interests								4
Other comprehensive income (loss), net of tax	(37)					(38)	1
Dividends paid								(1)
Acquisition of treasury stock	(71)		(71)
Share-based compensation expense	24			24
Other changes	74			0			74
Ending balance at Mar. 31, 2023	7,399	25	(301)	1,528	8,388	(2,316)	75
Ending balance, redeemable noncontrolling interests at Mar. 31, 2023								52
Beginning balance at Dec. 31, 2023	8,180	25	(865)	1,578	9,750	(2,374)	66
Beginning balance, redeemable noncontrolling interests at Dec. 31, 2023	54							54
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	398				401		(3)
Net income, redeemable non controlling interests								4
Other comprehensive income (loss), net of tax	(49)					(49)	0
Dividends paid								(1)
Acquisition of treasury stock	(581)		(581)
Common shares issued from treasury stock and capital increase for share based compensation			173	(173)
Share-based compensation expense	10			10
Other changes	(3)		(3)				0
Ending balance at Mar. 31, 2024	7,955	$ 25	$ (1,276)	$ 1,415	$ 10,151	$ (2,423)	$ 63
Ending balance, redeemable noncontrolling interests at Mar. 31, 2024	$ 57							$ 57