Commitments (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Commitments Under Operating Leases

The following is a schedule by fiscal year of future minimum commitments under operating leases as of year-end 2017 (in millions of dollars):

Fiscal year:
2018	$	25.9
2019	19.7
2020	14.7
2021	10.3
2022	5.9
Later years	6.3
Total	$	82.8