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Balance Sheet Components - Property, Plant and Equipment (Details) - USD ($)
$ in Millions
Jan. 29, 2022
May 01, 2021
Property Plant And Equipment [Line Items]    
Total property, plant and equipment, gross $ 530.1 $ 525.0
Less: accumulated depreciation (329.5) (321.0)
Property, plant and equipment, net 200.6 204.0
Land    
Property Plant And Equipment [Line Items]    
Total property, plant and equipment, gross 3.3 3.3
Buildings and Building Improvements    
Property Plant And Equipment [Line Items]    
Total property, plant and equipment, gross 85.8 88.9
Machinery and Equipment    
Property Plant And Equipment [Line Items]    
Total property, plant and equipment, gross 418.2 408.0
Construction In Progress    
Property Plant And Equipment [Line Items]    
Total property, plant and equipment, gross $ 22.8 $ 24.8