Changes in Accumulated Other Comprehensive Income (Details) - Summary of Changes in Accumulated Other Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Changes in Accumulated Other Comprehensive Income [Roll Forward]
Beginning Balance	$ (1)	$ (18)
Other comprehensive income before reclassifications, net of tax	(57)	0
Ending Balance	(58)	(18)
Beginning Balance Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	(3)	(17)
Foreign currency translation adjustments	(42)	0
Ending Balance Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	(45)	(17)
Beginning Balance Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, After Tax	0	(1)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax	0	0
Ending Balance Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, After Tax	0	(1)
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	2	0
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax, Parent	(15)	0
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax	$ (13)	$ 0