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Intangible Assets - Schedule of Future Expected Amortization Expense (Details) - USD ($)
$ in Thousands
Apr. 30, 2022
Apr. 30, 2021
Finite-Lived Intangible Assets [Line Items]    
Total definite-lived intangible assets, Net Carrying Amount $ 62,764 $ 54,490
Definite-lived Intangible Assets Excluding Patents in Progress    
Finite-Lived Intangible Assets [Line Items]    
2023 12,757  
2024 12,345  
2025 8,575  
2026 7,393  
2027 5,068  
Thereafter 11,937  
Total definite-lived intangible assets, Net Carrying Amount $ 58,075 $ 53,741