Other Expense, Net (Tables)

3 Months Ended

Mar. 31, 2019

Other Income and Expenses [Abstract]

Schedule of other expense

	Three Months Ended March 31,
(in millions)	2019		2018
Restructuring expense	$	14	$	8
Merger, acquisition and divestiture expense	1		2
Other expense (income)	14		(5		)
Other expense, net	$	29	$	5