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Accounts Receivable, Unbilled Services and Deferred Revenue - Narrative (Details) - USD ($)
$ in Thousands
Oct. 31, 2023
Jul. 31, 2023
Apr. 30, 2023
Jul. 31, 2022
Apr. 30, 2022
Receivables [Abstract]          
Accounts receivable, net $ 7,724 $ 9,000 $ 8,011 $ 9,400 $ 9,500
Deferred revenue $ 12,968 $ 11,100 $ 12,776 $ 10,900 $ 11,100