Leases - Balance Sheet Information (Details) - USD ($) $ in Millions	Jun. 27, 2020	Dec. 28, 2019
Operating leases
Operating lease right-of-use-assets	$ 179.5	$ 185.7
Current operating lease obligations	37.9	36.5
Operating lease obligations	147.5	155.2
Total operating lease obligations	185.4	191.7
Financing leases
Property, plant and equipment, net	42.1	30.4
Current maturities of long-term debt	9.6	5.7
Long-term debt	39.6	23.7
Total finance lease obligations	$ 49.2	$ 29.4
Weighted Average Remaining Lease Term
Operating leases	8 years 3 months 18 days	8 years 8 months 12 days
Finance leases	5 years 6 months	5 years 7 months 6 days
Weighted Average Discount Rate
Operating leases	6.20%	6.20%
Finance leases	5.30%	6.30%