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Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Income Tax Disclosure [Line Items]        
Effective tax rate reconciliation (as a percent) 11.70% 21.00% 13.20% 18.40%
Tax benefit, impairment of goodwill     $ 2.7  
Held-for-Sale        
Income Tax Disclosure [Line Items]        
Tax benefit, impairment of goodwill     $ 19.2