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Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended
Oct. 31, 2024
Oct. 31, 2023
Oct. 31, 2024
Oct. 31, 2023
Apr. 30, 2024
Income Tax Disclosure [Abstract]          
Income tax expense $ 916,000 $ 2,015,000 $ 1,108,000 $ 2,912,000  
Effective income tax rate 23.30% 41.60% 17.40% 35.30%  
Tax benefit     $ 421,000    
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount     534,000    
Deferred tax liability, global tax exposure for unremitted earnings of international subsidiaries $ 1,392,000   $ 1,392,000   $ 1,572,000