Leases (Tables)

12 Months Ended

Dec. 31, 2018

Leases [Abstract]

Schedule of Future Minimum Payments Under Non-Cancelable Operating Leases

At December 31, 2018, the future minimum payments under non-cancelable operating leases are as follows: 

(in millions)	Amount Due
2019	$	18.7
2020	18.6
2021	17.5
2022	14.7
2023	12.3
Thereafter	80.1
Total	$	161.9