Restructuring - Schedule of Restructuring Activity (Details) - USD ($) $ in Millions		3 Months Ended
	Aug. 01, 2020	Aug. 01, 2020	May 02, 2020
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 2.2	$ 3.4	$ 0.2
Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		(1.1)
Non Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		(0.3)
Employee Termination Benefits [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	1.6	2.5	$ 0.2
Employee Termination Benefits [Member] | Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		(1.1)
Asset Impairment Charges [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		0.3
Asset Impairment Charges [Member] | Non Cash [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		(0.3)
Contract Termination [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 0.6	$ 0.6