Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income		$ 1,567	$ 1,570	$ 661
Other comprehensive income (loss), net of tax
Unrealized loss on hedges, net of income tax benefit of $19, $5 and $2		(58)	(7)	(1)
Defined benefit plans after reclassification adjustment, net of income tax expense of $0, $0 and $9		0	0	21
Foreign currency translation adjustment before reclassification adjustment, net of income tax expense (benefit) of $0, $(1) and $33		5	(291)	253
Reclassification adjustment	[1]	0	0	197
Other comprehensive (loss) income, net of tax		(53)	(298)	470
Comprehensive income		$ 1,514	$ 1,272	$ 1,131

[1] The reclassification adjustment in 2017 is related to the sale of the European Operations.