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Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Oct. 29, 2022
Oct. 28, 2023
Oct. 29, 2022
Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited)      
Unrealized gain on available-for-sale investments, net of deferred tax expense $ 0 $ 0 $ 3