Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Assets and liabilities measured at fair value

			Basis of fair value measurements
(in millions)	Balance at March 31, 2020		Quoted prices in active markets for identical items (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Valuation technique
Assets:
Foreign currency contracts	$	3	$	—	$	3	$	—	A
Interest rate swaption contracts	$	1	$	—	$	1	$	—	A
Net investment hedge contracts	$	30	$	—	$	30	$	—	A
Liabilities:
Foreign currency contracts	$	4	$	—	$	4	$	—	A

			Basis of fair value measurements
(in millions)	Balance at December 31, 2019		Quoted prices in active markets for identical items (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Valuation technique
Assets:
Net investment hedge contracts	$	3	$	—	$	3	$	—	A
Liabilities:
Foreign currency contracts	$	1	$	—	$	1	$	—	A
Net investment hedge contracts	$	8	$	—	$	8	$	—	A