Leases - Lease Expense and Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 29, 2022	Oct. 31, 2021	Oct. 29, 2022	Oct. 31, 2021
Leases [Abstract]
Operating lease expenses	$ 891	$ 676	$ 1,780	$ 1,355
Cash paid for amounts included in the measurement of operating lease liabilities	779	724	1,545	1,371
Right-of-use assets obtained in exchange for lease obligation	$ 649	$ 0	$ 649	$ 259