Leases - Balance Sheet Information (Details) - USD ($) $ in Millions	Mar. 28, 2020	Dec. 28, 2019
Operating leases
Operating lease right-of-use-assets	$ 181.7	$ 185.7
Current operating lease obligations	37.5	36.5
Operating lease obligations	150.2	155.2
Total operating lease obligations	187.7	191.7
Financing leases
Current maturities of long-term debt	9.0	5.7
Long-term debt	40.5	23.7
Total finance lease obligations	$ 49.5	$ 29.4
Weighted Average Remaining Lease Term
Operating leases	8 years 6 months	8 years 8 months 12 days
Finance leases	5 years 9 months 18 days	5 years 7 months 6 days
Weighted Average Discount Rate
Operating leases	6.70%	6.20%
Finance leases	5.60%	6.30%
Property, Plant and Equipment
Financing leases
Property, plant and equipment, net	$ 50.1	$ 30.4