Restructuring and Asset Impairment Charges - Schedule of Components of Restructuring and Impairment Charges (Details) - USD ($) $ in Millions	12 Months Ended
	Apr. 27, 2024	Apr. 29, 2023
Restructuring Cost And Reserve [Line Items]
Restructuring and impairment charges	$ 3.7	$ 1.0
Employee Termination Benefits
Restructuring Cost And Reserve [Line Items]
Restructuring and impairment charges	1.3	0.3
Asset Impairment Charges
Restructuring Cost And Reserve [Line Items]
Restructuring and impairment charges	$ 2.4	$ 0.7