Commitments and Contingencies - Operating Leases, Future Minimum Payments Due (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum rental payments for operating leases

Future non-cancelable minimum operating lease commitments are as follows (in millions):

Due	Amount
2019	$	39.3
2020	32.0
2021	24.9
2022	16.3
2023	10.3
Thereafter	33.0