Consolidated Statement of Equity (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Accumulated Deficit	AOCI Attributable to Parent [Member]	Total Stockholder's Equity	Noncontrolling Interests	Common Stock Held in Treasury
Balance (in shares) at Dec. 31, 2021		1,603.0						146.0
Balance at Dec. 31, 2021	$ 23,019	$ 160	$ 25,875	$ (7,375)	$ (388)	$ 13,980	$ 9,039	$ (4,292)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercised and issued stock-based awards (in shares)		9.0
Exercised and issued stock-based awards	108	$ 1	107			108
Stock-based compensation, including the tender of shares	$ (24)		48			(14)	(10)	$ (62)
Stock-based compensation, including the tender of shares (in shares)								2.0
Treasury stock purchases (in shares)	12.3							12.0
Treasury stock purchases	$ (541)					(541)		$ (541)
Dividends	(472)		(218)			(218)	(254)
Net loss attributable to common stockholders	1,527			1,527		1,527
Net income (loss) attributable to noncontrolling interests	377						377
Other comprehensive income	1				1	1
Balance (in shares) at Mar. 31, 2022		1,612.0						160.0
Balance at Mar. 31, 2022	24,042	$ 161	25,835	(5,848)	(387)	14,866	9,176	$ (4,895)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions from noncontrolling interests	47		23			23	24
Balance (in shares) at Dec. 31, 2022		1,613.0						183.0
Balance at Dec. 31, 2022	24,871	$ 161	25,322	(3,907)	(320)	15,555	9,316	$ (5,701)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercised and issued stock-based awards (in shares)		5.0
Exercised and issued stock-based awards	53	$ 1	52			53
Stock-based compensation, including the tender of shares	(23)		46			(22)	(1)	$ (68)
Stock-based compensation, including the tender of shares (in shares)								1.0
Dividends	(354)		(217)			(217)	(137)
Net loss attributable to common stockholders	663			663		663
Net income (loss) attributable to noncontrolling interests	386						386
Other comprehensive income	2				1	1	1
Balance (in shares) at Mar. 31, 2023		1,618.0						184.0
Balance at Mar. 31, 2023	25,648	$ 162	25,227	$ (3,244)	$ (319)	16,057	9,591	$ (5,769)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions from noncontrolling interests	$ 50		$ 24			$ 24	$ 26