Statement of Other Comprehensive Income (Statement) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Other Comprehensive Income [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent	$ (83)	$ 55
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax	2	1
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax	(16)	(5)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(97)	51
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	(252)	27
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	4	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (256)	$ 27