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Unrecognized Tax Benefits - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Apr. 30, 2022
Income Tax Disclosure [Abstract]      
Unrecognized tax benefits $ 12,226   $ 10,259
Unrecognized tax benefits that would impact effective tax rate 9,658    
Accrued interest and penalties related to unrecognized tax benefits 483   $ 371
Net interest and penalties included in income tax expense 112 $ 118  
Expected decrease in unrecognized tax benefits $ 2,100