Consolidated Statements of Changes In Shareholders' Equity (Unaudited) - USD ($) $ in Millions		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2021		$ 907	$ 16,475	$ 16,389	$ (20,263)	$ (1,175)	$ 12,333	$ 212	$ 12,545
Net income (loss)				581			581	22	603
Other comprehensive income (loss)						(187)	(187)		(187)
Shares issued to benefit plans and for option exercises		1	56				57		57
Common dividends				(233)			(233)		(233)
Other, net	[1]				(5)		(5)		(5)
Purchase of common stock for treasury					(151)		(151)		(151)
Balance at Mar. 31, 2022		908	16,531	16,737	(20,419)	(1,362)	12,395	234	12,629
Balance at Dec. 31, 2021		907	16,475	16,389	(20,263)	(1,175)	12,333	212	12,545
Net income (loss)									1,413
Balance at Sep. 30, 2022		910	16,649	17,044	(20,528)	(2,791)	11,284	264	11,548
Balance at Mar. 31, 2022		908	16,531	16,737	(20,419)	(1,362)	12,395	234	12,629
Net income (loss)				563			563	21	584
Other comprehensive income (loss)						(732)	(732)	(2)	(734)
Shares issued to benefit plans and for option exercises		2	59				61		61
Common dividends				(463)			(463)		(463)
Other, net	[1]				(37)		(37)	(5)	(42)
Purchase of common stock for treasury					(53)		(53)		(53)
Balance at Jun. 30, 2022		910	16,590	16,837	(20,509)	(2,094)	11,734	248	11,982
Net income (loss)				208			208	18	226
Other comprehensive income (loss)						(697)	(697)	(2)	(699)
Shares issued to benefit plans and for option exercises			59				59		59
Other, net	[1]			(1)	(2)		(3)		(3)
Purchase of common stock for treasury					(17)		(17)		(17)
Balance at Sep. 30, 2022		910	16,649	17,044	(20,528)	(2,791)	11,284	264	11,548
Balance at Dec. 31, 2022		910	16,682	16,778	(20,532)	(1,830)	12,008	267	12,275
Net income (loss)				176			176	15	191
Other comprehensive income (loss)						(67)	(67)		(67)
Shares issued to benefit plans and for option exercises		1	64				65		65
Common dividends				(241)			(241)		(241)
Other, net	[1]				(16)		(16)		(16)
Balance at Mar. 31, 2023		911	16,746	16,713	(20,548)	(1,897)	11,925	282	12,207
Balance at Dec. 31, 2022		910	16,682	16,778	(20,532)	(1,830)	12,008	267	12,275
Net income (loss)									676
Balance at Sep. 30, 2023		915	16,877	16,673	(20,633)	(2,402)	11,430	314	11,744
Balance at Mar. 31, 2023		911	16,746	16,713	(20,548)	(1,897)	11,925	282	12,207
Net income (loss)				281			281	22	303
Other comprehensive income (loss)						(302)	(302)	(1)	(303)
Shares issued to benefit plans and for option exercises		4	71				75		75
Common dividends				(485)			(485)		(485)
Other, net	[1]				(82)		(82)	(5)	(87)
Balance at Jun. 30, 2023		915	16,817	16,509	(20,630)	(2,199)	11,412	298	11,710
Net income (loss)				164			164	18	182
Other comprehensive income (loss)						(203)	(203)	(1)	(204)
Shares issued to benefit plans and for option exercises			60				60		60
Other, net	[1]				(3)		(3)	(1)	(4)
Balance at Sep. 30, 2023		$ 915	$ 16,877	$ 16,673	$ (20,633)	$ (2,402)	$ 11,430	$ 314	$ 11,744

[1] Treasury stock includes the deemed surrender to the Company of common stock to satisfy employee tax withholding obligations.