Leases - Operating and Finance Lease Maturities (Details) - USD ($) $ in Millions	Jun. 28, 2019	Dec. 28, 2018
Operating Leases
Remainder of 2019	$ 44.1
2020	37.7
2021	25.3
2022	17.5
2023	15.3
Thereafter	78.3
Total lease payments	218.2
Less: imputed interest	63.7
Total lease liabilities	154.5
Finance Leases
Remainder of 2019	0.2
2020	0.3
2021	0.3
2022	0.0
2023	0.0
Thereafter	0.0
Total lease payments	0.8
Less: imputed interest	0.0
Total lease liabilities	$ 0.8	$ 1.1