Summary of Significant Accounting Policies - Allowance for Credit Losses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 9.1	$ 6.2	$ 6.5	$ 6.0
Provision for credit losses, net	0.4	0.1	3.7	0.7
Receivables written-off	(0.6)	(0.9)	(0.9)	(1.1)
Recoveries collected	0.0	0.0	0.0	0.0
Transfer to held for sale	(1.4)	0.0	(1.4)	0.0
Currency translation adjustment	0.2	0.1	(0.2)	(0.1)
Ending balance	$ 7.7	$ 5.5	$ 7.7	$ 5.5