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Leases - Components of Lease Expense (Details)
$ in Millions
12 Months Ended
Dec. 29, 2019
USD ($)
Operating:  
Operating lease cost $ 26.7
Short-term lease cost 3.5
Variable lease cost 6.7
Financing:  
Amortization of ROU assets 0.4
Interest on lease liabilities 0.2
Total lease cost $ 37.5