Other Expense (Income), Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Other Income and Expenses [Abstract]
Foreign exchange losses (gains), net	$ 0.9	$ (7.1)	$ (1.7)
Proceeds from legal settlements	0.0	(14.9)	0.0
Loss (gain) on sale of business	6.0	(6.0)	0.0
Transition services agreement service income	(0.3)	(2.6)	0.0
Pension curtailment gain	0.0	0.0	(4.5)
Gain on extinguishment of long-term debt	0.0	(7.1)	(1.5)
Other gains, net	(3.8)	(5.2)	(0.3)
Total	$ 2.8	$ (42.9)	$ (8.0)