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Income Taxes - Schedule of Unrecognized Tax Benefits Roll Forward (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 29, 2023
Apr. 30, 2022
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Balance at beginning of year $ 477 $ 548
Gross increases related to prior period tax positions 12 17
Gross decreases related to prior period tax positions (56) (54)
Gross increases related to current period tax positions 124 116
Lapse of statute of limitations (165) (150)
Balance at end of year $ 392 $ 477