Asset Impairment and Other Charges (Credits), Net - Exit Activity and Other Reserves (Details) $ in Millions	3 Months Ended
	Mar. 30, 2018 USD ($)
Restructuring Reserve [Roll Forward]
Exit activity and other reserve balance at December 29, 2017	$ 0.3
Cash paid	(0.1)
Foreign exchange impact	0.0
Exit activity and other reserve balance at March 30, 2018	0.2
Contract Termination and Other Exit Activity Charges
Restructuring Reserve [Roll Forward]
Exit activity and other reserve balance at December 29, 2017	0.3
Cash paid	(0.1)
Foreign exchange impact	0.0
Exit activity and other reserve balance at March 30, 2018	0.2
United Kingdom | Contract Termination and Other Exit Activity Charges
Restructuring Reserve [Roll Forward]
Exit activity and other reserve balance at March 30, 2018	$ 0.2