CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Accumulated Deficit	Accumulated Other Comprehensive Loss	Common Stock Held in Treasury	Total Stockholders’ Equity	Noncontrolling Interests
Balance (in shares) at Dec. 31, 2019		1,582,000				131,000
Balance at Dec. 31, 2019	$ 17,448	$ 158	$ 25,830	$ (12,280)	$ (676)	$ (3,734)	$ 9,298	$ 8,150
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercised and issued stock-based awards (in shares)		8,000
Exercised and issued stock-based awards	58	$ 1	57				58
Stock-based compensation, including tax benefit and the tender of shares	50		74			$ (24)	50
Stock-based compensation, including tax benefit and the tender of shares (in shares)						1,000
Changes in noncontrolling interests	1		0				0	1
Net income attributable to common stockholders	599			599			599
Net income attributable to noncontrolling interests	266							266
Other comprehensive income (loss)	90				93		93	(3)
Balance (in shares) at Dec. 31, 2020		1,590,000				132,000
Balance at Dec. 31, 2020	18,668	$ 159	26,037	(11,681)	(583)	$ (3,758)	10,174	8,494
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Proceeds from (Payments to) Noncontrolling Interests	156		76				76	80
Exercised and issued stock-based awards (in shares)		13,000
Exercised and issued stock-based awards	226	$ 1	225				226
Stock-based compensation, including tax benefit and the tender of shares	24		75			$ (46)	29	(5)
Stock-based compensation, including tax benefit and the tender of shares (in shares)						1,000
Treasury stock purchases	$ (488)					$ (488)	(488)
Treasury stock purchases (in shares)	12,740					13,000
Dividends	$ (1,154)		(551)				(551)	(603)
Net income attributable to common stockholders	4,306			4,306			4,306
Net income attributable to noncontrolling interests	1,059							1,059
Other comprehensive income (loss)	196				195		195	1
Balance (in shares) at Dec. 31, 2021		1,603,000				146,000
Balance at Dec. 31, 2021	23,019	$ 160	25,875	(7,375)	(388)	$ (4,292)	13,980	9,039
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Proceeds from (Payments to) Noncontrolling Interests	182		89				89	93
Exercised and issued stock-based awards (in shares)		10,000
Exercised and issued stock-based awards	132	$ 1	131				132
Stock-based compensation, including tax benefit and the tender of shares	15		88			$ (62)	26	(11)
Stock-based compensation, including tax benefit and the tender of shares (in shares)						2,000
Treasury stock purchases	$ (1,347)					$ (1,347)	(1,347)
Treasury stock purchases (in shares)	35,120					35,000
Dividends	$ (1,684)		(864)				(864)	(820)
Net income attributable to common stockholders	3,468			3,468			3,468
Net income attributable to noncontrolling interests	1,011							1,011
Other comprehensive income (loss)	68				68		68	0
Balance (in shares) at Dec. 31, 2022		1,613,000				183,000
Balance at Dec. 31, 2022	24,871	$ 161	25,322	$ (3,907)	$ (320)	$ (5,701)	15,555	9,316
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Proceeds from (Payments to) Noncontrolling Interests	$ 189		$ 92				$ 92	$ 97