Description of Business and Summary of Significant Accounting Policies - Accounts Receivable and Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions	May 01, 2021	May 02, 2020
Accounts Receivable and Allowance for Doubtful Accounts [Line Items]
Allowance For Doubtful Accounts Receivable	$ 0.7	$ 0.7
Automotive | Material customers
Accounts Receivable and Allowance for Doubtful Accounts [Line Items]
Accounts Receivable, Net	$ 79.4	$ 32.4