Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of assets and liabilities measured at fair value

The following tables classify assets and liabilities measured at fair value on a recurring basis as of June 30, 2020 and December 31, 2019:

			Basis of fair value measurements
(in millions)	Balance at June 30, 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	$	2	$	—	$	2	$	—	A
Net investment hedge contracts	$	23	$	—	$	23	$	—	A
Liabilities:
Foreign currency contracts	$	2	$	—	$	2	$	—	A
Net investment hedge contracts	$	11	$	—	$	11	$	—	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