Condensed Consolidated Statement of Stockholders' Equity - USD ($) $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Capital in excess of par value	Capital in excess of par value Cumulative Effect, Period of Adoption, Adjustment	Retained earnings	Retained earnings Cumulative Effect, Period of Adoption, Adjustment	Accumulated other comprehensive income (loss)	Treasury stock
Balance at beginning of period at Dec. 31, 2021	$ 10,414	$ (245)	$ 888	$ 4,224	$ (300)	$ 15,774	$ 55	$ 388	$ (10,860)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common and treasury stock pursuant to Employee stock plans	7								7
Share-based compensation	16			16
Comprehensive income (loss)	225					(278)		503
Balance at end of period at Mar. 31, 2022	10,417		888	3,940		15,551		891	(10,853)
Balance at beginning of period at Dec. 31, 2021	10,414	$ (245)	888	4,224	$ (300)	15,774	$ 55	388	(10,860)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	899
Balance at end of period at Jun. 30, 2022	11,120		888	3,966		16,311		805	(10,850)
Balance at beginning of period at Mar. 31, 2022	10,417		888	3,940		15,551		891	(10,853)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common and treasury stock pursuant to Employee stock plans	13			10					3
Share-based compensation	16			16
Comprehensive income (loss)	674					760		(86)
Balance at end of period at Jun. 30, 2022	11,120		888	3,966		16,311		805	(10,850)
Balance at beginning of period at Dec. 31, 2022	10,687		888	4,037		16,261		344	(10,843)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common and treasury stock pursuant to Employee stock plans	8			1					7
Share-based compensation	20			20
Cash dividends, $0.18 per share	(107)					(107)
Comprehensive income (loss)	(306)					(159)		(147)
Balance at end of period at Mar. 31, 2023	10,302		888	4,058		15,995		197	(10,836)
Balance at beginning of period at Dec. 31, 2022	10,687		888	4,037		16,261		344	(10,843)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends, $0.18 per share	(107)					(107)
Comprehensive income (loss)	238
Balance at end of period at Jun. 30, 2023	10,789		888	4,103		16,571		58	(10,831)
Balance at beginning of period at Mar. 31, 2023	10,302		888	4,058		15,995		197	(10,836)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common and treasury stock pursuant to Employee stock plans	16			11					5
Share-based compensation	34			34
Comprehensive income (loss)	544					683		(139)
Balance at end of period at Jun. 30, 2023	$ 10,789		$ 888	$ 4,103		$ 16,571		$ 58	$ (10,831)