Employees Benefit Plans - Additional Information - USD ($) $ in Thousands	3 Months Ended
Jul. 31, 2021	Aug. 01, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Company contributions, employee benefit expenses	$ 44	$ 73

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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