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Income Taxes (Details) - USD ($)
3 Months Ended
Jul. 31, 2024
Jul. 31, 2023
Apr. 30, 2024
Income Tax Disclosure [Abstract]      
Income tax expense $ 192,000 $ 897,000  
Effective income tax rate 7.90% 26.30%  
Tax benefit $ 421,000    
Deferred tax liability, global tax exposure for unremitted earnings of international subsidiaries $ 1,626,000   $ 1,572,000