Restructuring - Narrative (Details) $ in Millions	3 Months Ended
	Apr. 03, 2021 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 21.7
Impairment of long-lived assets to be disposed of	0.2
Expected restructuring costs	39.0
Employee termination costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	19.1
Fixed asset impairment charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.2
Contract termination credits
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(1.0)
Other related costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3.4
Cost of sales
Restructuring Cost and Reserve [Line Items]
Restructuring charges	18.2
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 3.5