Other Expense, Net (Tables)

3 Months Ended

Mar. 31, 2017

Other Income and Expenses [Abstract]

Schedule of other expense

	Three Months Ended March 31,
(in millions)	2017		2016
Lease termination settlement	$	5.3	$	—
Merger and acquisition expense	—		5.8
Restructuring expense	—		6.4
Other expense (income)	0.5		(0.5		)
Other expense, net	$	5.8	$	11.7