Leases - Annual Future Maturities of Leases (Details) - USD ($) $ in Millions	Mar. 30, 2019	Jan. 01, 2019
Operating Lease Liabilities, Payments Due [Abstract]
2019	$ 31.0
2020	33.1
2021	24.0
2022	18.1
2023	15.0
After 2023	53.4
Total lease payments	174.6
Less: Interest	23.4
Present value of lease liabilities	151.2	$ 166.5
Finance Lease Liabilities, Payments, Due [Abstract]
2019	1.7
2020	1.6
2021	2.9
2022	0.5
2023	0.3
After 2023	0.0
Total lease payments	7.0
Less: Interest	0.4
Present value of lease liabilities	6.6
Lease Liabilities, Payments, Due [Abstract]
2019	32.7
2020	34.7
2021	26.9
2022	18.6
2023	15.3
After 2023	53.4
Total lease payments	181.6
Less: Interest	23.8
Present value of lease liabilities	$ 157.8