CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Total	Previously Reported	Revision of Prior Period, Adjustment	Revision of Prior Period, Adjusted	Common Shares	Common Shares Previously Reported	Common Shares Revision of Prior Period, Adjusted	Treasury Stock	Treasury Stock Previously Reported	Treasury Stock Revision of Prior Period, Adjusted	Additional Paid-in Capital	Additional Paid-in Capital Previously Reported	Additional Paid-in Capital Revision of Prior Period, Adjustment	Additional Paid-in Capital Revision of Prior Period, Adjusted	Retained Earnings	Retained Earnings Previously Reported	Retained Earnings Revision of Prior Period, Adjustment	Retained Earnings Revision of Prior Period, Adjusted	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Previously Reported	Accumulated Other Comprehensive Income (Loss) Revision of Prior Period, Adjustment	Accumulated Other Comprehensive Income (Loss) Revision of Prior Period, Adjusted	Noncontrolling Interests	Noncontrolling Interests Previously Reported	Noncontrolling Interests Revision of Prior Period, Adjustment	Noncontrolling Interests Revision of Prior Period, Adjusted	Redeemable Noncontrolling Interest	Redeemable Noncontrolling Interest Previously Reported	Redeemable Noncontrolling Interest Revision of Prior Period, Adjusted
Beginning balance at Dec. 31, 2021		$ 6,808	$ (1,654)	$ 5,154		$ 25	$ 25		$ (84)	$ (84)		$ 4,464	$ (3,044)	$ 1,420		$ 4,818	$ 1,464	$ 6,282	$ (2,497)	$ (2,445)	$ (52)	$ (2,497)		$ 30	$ (22)	$ 8
Beginning balance, redeemable noncontrolling interests at Dec. 31, 2021																												$ 45	$ 45
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 333														$ 333
Net income, redeemable non controlling interests																											$ 3
Other comprehensive income (loss), net of tax	130																		130
Dividends paid																											(1)
Acquisition of treasury stock	(21)							$ (21)
Share-based compensation expense	18										$ 18
Other changes	(5)										(4)												$ (1)
Ending balance at Mar. 31, 2022	5,609				$ 25			(105)			1,434				6,615				(2,367)				7
Ending balance, redeemable noncontrolling interests at Mar. 31, 2022																											47
Beginning balance at Dec. 31, 2021		$ 6,808	$ (1,654)	$ 5,154		$ 25	$ 25		$ (84)	$ (84)		$ 4,464	$ (3,044)	$ 1,420		$ 4,818	$ 1,464	$ 6,282	(2,497)	$ (2,445)	$ (52)	$ (2,497)		$ 30	$ (22)	$ 8
Beginning balance, redeemable noncontrolling interests at Dec. 31, 2021																												$ 45	$ 45
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss), net of tax	232																		233
Ending balance at Sep. 30, 2022	6,357				25			(193)			1,479				7,307				(2,264)				3
Ending balance, redeemable noncontrolling interests at Sep. 30, 2022																											52
Beginning balance at Mar. 31, 2022	5,609				25			(105)			1,434				6,615				(2,367)				7
Beginning balance, redeemable noncontrolling interests at Mar. 31, 2022																											47
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	548														548
Net income, redeemable non controlling interests																											4
Other comprehensive income (loss), net of tax	43																		44				(1)
Dividends paid	(412)														(412)												(2)
Acquisition of treasury stock	(19)							(19)
Common shares issued from treasury stock and capital increase for share-based compensation								3			(3)
Share-based compensation expense	21										21
Other changes	4										4
Ending balance at Jun. 30, 2022	5,794				25			(121)			1,456				6,751				(2,323)				6
Ending balance, redeemable noncontrolling interests at Jun. 30, 2022																											49
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	554														556								(2)
Net income, redeemable non controlling interests																											5
Other comprehensive income (loss), net of tax	59																		59
Dividends paid																											(1)
Acquisition of treasury stock	(76)							(76)
Common shares issued from treasury stock and capital increase for share-based compensation								4			(4)
Share-based compensation expense	23										23
Other changes	3										4												(1)				(1)
Ending balance at Sep. 30, 2022	6,357				25			(193)			1,479				7,307				(2,264)				3
Ending balance, redeemable noncontrolling interests at Sep. 30, 2022																											52
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																										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																						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, 2022	6,927				25			(230)			1,504				7,906				(2,278)				0
Beginning balance, redeemable noncontrolling interests at Dec. 31, 2022	49																										49
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss), net of tax	(23)																		(22)
Ending balance at Sep. 30, 2023	8,057				25			(437)			1,563				9,134				(2,300)				72
Ending balance, redeemable noncontrolling interests at Sep. 30, 2023	58																										58
Beginning balance at Mar. 31, 2023	7,399				25			(301)			1,528				8,388				(2,316)				75
Beginning balance, redeemable noncontrolling interests at Mar. 31, 2023																											52
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	706														706
Net income, redeemable non controlling interests																											4
Other comprehensive income (loss), net of tax	72																		70				2
Dividends paid	(527)														(527)												(1)
Acquisition of treasury stock	(98)							(98)
Common shares issued from treasury stock and capital increase for share-based compensation								17			(17)
Share-based compensation expense	25										25
Other changes	(2)																						(2)
Ending balance at Jun. 30, 2023	7,575				25			(382)			1,536				8,567				(2,246)				75
Ending balance, redeemable noncontrolling interests at Jun. 30, 2023																											55
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	565														567								(2)
Net income, redeemable non controlling interests																											5
Other comprehensive income (loss), net of tax	(58)																		(54)				(4)
Dividends paid																											(2)
Acquisition of treasury stock	(55)							(55)
Common shares issued from treasury stock and capital increase for share-based compensation								0			0
Share-based compensation expense	28										28
Other changes	2										(1)												3
Ending balance at Sep. 30, 2023	8,057				$ 25			$ (437)			$ 1,563				$ 9,134				$ (2,300)				$ 72
Ending balance, redeemable noncontrolling interests at Sep. 30, 2023	$ 58																										$ 58