CONSOLIDATED AND COMBINED STATEMENT OF CHANGES IN EQUITY (UNAUDITED) - USD ($) $ in Millions	Total	Common stock	Additional paid-in capital	Retained earnings	Retained earnings, excluding net parent investment	Net parent investment	Accumulated other comprehensive income (loss) – net	Equity attributable to noncontrolling interests
Beginning balance (in shares) at Dec. 31, 2022		0
Beginning balance at Dec. 31, 2022	$ 11,607	$ 0	$ 0	$ 0		$ 12,106	$ (1,456)	$ 957
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(495)					(465)		(30)
Currency translation adjustments – net of taxes	122						124	(2)
Benefit plans – net of taxes	1,575						1,577	(2)
Cash flow hedges – net of taxes	19						19
Transfers from (to) Parent	(2,030)					(2,030)
Changes in equity attributable to noncontrolling interests	4							4
Ending balance (in shares) at Jun. 30, 2023		0
Ending balance at Jun. 30, 2023	10,802	$ 0	0	0		9,611	264	927
Beginning balance (in shares) at Mar. 31, 2023		0
Beginning balance at Mar. 31, 2023	10,412	$ 0	0	0		9,199	285	928
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(149)					(150)		2
Currency translation adjustments – net of taxes	59						61	(2)
Benefit plans – net of taxes	(84)						(84)
Cash flow hedges – net of taxes	2						2
Transfers from (to) Parent	562					562
Changes in equity attributable to noncontrolling interests	(1)							(1)
Ending balance (in shares) at Jun. 30, 2023		0
Ending balance at Jun. 30, 2023	10,802	$ 0	0	0		9,611	264	927
Beginning balance (in shares) at Dec. 31, 2023		0
Beginning balance at Dec. 31, 2023	8,380	$ 0	0	0		8,051	(635)	964
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Transfers from (to) Parent, including Spin-Off-related adjustments	794					794
Issuance of common stock in connection with the Spin-Off and reclassification of net parent investment (in shares)		274,000,000
Issuance of common stock in connection with the Spin-Off and reclassification of net parent investment	0	$ 3	8,712			(8,715)
Issuance of common stock in connection with employee stock plans (in shares)		1,000,000
Issuance of common stock in connection with employee stock plans	35		35
Share-based compensation expense	54		54
Net income (loss)	1,174				$ 1,294	(130)		10
Currency translation adjustments – net of taxes	(106)						(106)
Benefit plans – net of taxes	(340)						(341)	1
Cash flow hedges – net of taxes	51						51
Changes in equity attributable to noncontrolling interests	$ 7							7
Ending balance (in shares) at Jun. 30, 2024	274,701,743	275,000,000
Ending balance at Jun. 30, 2024	$ 10,049	$ 3	8,801	1,294		0	(1,031)	982
Beginning balance (in shares) at Mar. 31, 2024		0
Beginning balance at Mar. 31, 2024	9,980	$ 0	0	0		9,659	(686)	1,007
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Transfers from (to) Parent, including Spin-Off-related adjustments	(944)					(944)
Issuance of common stock in connection with the Spin-Off and reclassification of net parent investment (in shares)		274,000,000
Issuance of common stock in connection with the Spin-Off and reclassification of net parent investment	0	$ 3	8,712			(8,715)
Issuance of common stock in connection with employee stock plans (in shares)		1,000,000
Issuance of common stock in connection with employee stock plans	35		35
Share-based compensation expense	54		54
Net income (loss)	1,280			1,294				(14)
Currency translation adjustments – net of taxes	(117)						(117)	(1)
Benefit plans – net of taxes	(271)						(271)
Cash flow hedges – net of taxes	43						43
Changes in equity attributable to noncontrolling interests	$ (10)							(10)
Ending balance (in shares) at Jun. 30, 2024	274,701,743	275,000,000
Ending balance at Jun. 30, 2024	$ 10,049	$ 3	$ 8,801	$ 1,294		$ 0	$ (1,031)	$ 982