Leases and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of minimum rental commitments, excluding contingent rent provisions and sublease income under all non-cancelable operating leases

At December 31, 2017, the Company's minimum rental commitments, excluding contingent rent provisions and sublease income under all non-cancellable operating leases, are as follows:

(millions)
2018	$	230.7
2019	196.4
2020	121.7
2021	94.2
2022	65.7
2023 and thereafter	166.5
Total	$	875.2

(1)$24.5 is included in 2018 minimum commitments for leases that expire in less than one year.