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Fair Value Measurements - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Jul. 31, 2021
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2023
Fair Value Disclosures [Abstract]        
Interest income   $ 48.3 $ 28.1 $ 17.7
Proceeds from the issuance of debt $ 575.0      
Debt instrument, interest rate (in percent) 4.125%      
Fair value of senior notes   $ 543.3