Leases - Balance Sheet Information (Details) - USD ($) $ in Millions	Dec. 28, 2019	Dec. 30, 2018
Leases [Abstract]
Operating lease right-of-use assets	$ 203.1	$ 228.0
Current operating lease obligations	41.7
Operating lease obligations	167.8
Total operating lease obligations	209.5	$ 234.3
Property, plant and equipment, net	31.9
Current maturities of long-term debt	6.3
Long-term debt	24.6
Total finance lease obligations	$ 30.9
Weighted average remaining lease term, operating leases	7 years 9 months 18 days
Weighted average remaining lease term, finance leases	5 years 10 months 24 days
Weighted average discount rate, operating	6.10%
Weighted average discount rate, finance	6.00%