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Cash Flow Information - Schedule of Cash Flow, Supplemental Disclosures (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 30, 2022
May 01, 2021
May 02, 2020
Cash payments for:      
Interest $ 16 $ 264 $ 46
Income taxes, net of refunds $ 1,951 $ 2,557 $ 977