Equity (Details) - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Class Of Stock [Line Items]
Beginning balance		$ 6,459	$ 3,175
Net Income		243	66
Foreign currency translation adjustments		(18)	(42)
Comprehensive income - including noncontrolling interests		225	24
Cash dividends declared		(50)	(45)
Dividends declared		$ (39)
Repurchase of shares of common stock			$ (7)
Repurchase of shares of common stock, shares		0.0	(0.2)
Exercise and vesting of share-based awards		$ (4)
Share-based compensation		10	$ 7
Ending balance		6,601	3,154
Common Stock [Member]
Class Of Stock [Line Items]
Beginning balance		$ 4	$ 4
Beginning balance (in shares)	[1]	440.0	395.0
Exercise and vesting of share-based awards, shares	[1]		1.0
Ending balance		$ 4	$ 4
Ending balance (in shares)	[1]	440.0	396.0
Additional Paid-in Capital [Member]
Class Of Stock [Line Items]
Beginning balance		$ 4,658	$ 2,427
Exercise and vesting of share-based awards		(4)
Share-based compensation		10	7
Ending balance		4,664	2,434
Retained Earnings [Member]
Class Of Stock [Line Items]
Beginning balance		2,105	1,416
Net Income		230	62
Cash dividends declared		(50)	(45)
Ending balance		2,285	1,433
Accumulated Other Comprehensive Income (Loss) [Member]
Class Of Stock [Line Items]
Beginning balance		167	(49)
Foreign currency translation adjustments		(17)	(40)
Ending balance		150	(89)
Treasury Stock [Member]
Class Of Stock [Line Items]
Beginning balance		$ (728)	$ (721)
Beginning balance (in shares)	[1]	(20.0)	(19.0)
Repurchase of shares of common stock			$ (7)
Ending balance		$ (728)	$ (728)
Ending balance (in shares)	[1]	(20.0)	(20.0)
Noncontrolling Interests [Member]
Class Of Stock [Line Items]
Beginning balance		$ 253	$ 98
Net Income		13	4
Foreign currency translation adjustments		(1)	(2)
Dividends declared		(39)
Ending balance		226	$ 100
Redeemable Noncontrolling Interest [Member]
Class Of Stock [Line Items]
Beginning balance		12
Ending balance		$ 12

[1] Shares may not add due to rounding.