Restructuring - Schedule of Components of Restructuring Costs (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 29, 2023	Apr. 30, 2022	May 01, 2021
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 1.0	$ 3.6	$ 8.2
Employee Termination Benefits
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	0.3	0.4	7.1
Asset Impairment Charges
Restructuring Cost And Reserve [Line Items]
Restructuring Costs	$ 0.7	3.1	0.6
Contract Termination Charges
Restructuring Cost And Reserve [Line Items]
Restructuring Costs		$ 0.1	$ 0.5