Lease Commitments (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Operating Leases of Lessee Disclosure

The following table summarizes future minimum lease payments for non-cancelable operating leases as of December 31, 2017:

2018	$	9.2
2019	7.1
2020	5.6
2021	4.1
2022	3.8
Thereafter	10.8
Total future minimum lease payments	$	40.6