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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Oct. 31, 2023
Apr. 30, 2023
Statement of Financial Position [Abstract]    
Allowances for credit losses $ 22 $ 23
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 20,000,000 20,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 75,322,622 75,029,300
Common stock, shares outstanding 45,636,482 45,988,930
Treasury Stock, Common, Shares 29,686,140 29,040,370