Equity-Based Compensation - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 3,422	$ 3,559	$ 12,025	$ 11,974
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options exercised			6,000	12,400
Unrecognized compensation cost, options	6,900		$ 6,900
Weighted-average period for recognition of unrecognized compensation expense (in years)			1 year 8 months 12 days
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average period for recognition of unrecognized compensation expense (in years)			1 year 6 months
Fair value of awards vested			$ 16,000	13,000
Unrecognized compensation cost, RSUs	$ 10,000		10,000
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			$ 1,200	1,000
Percentage of common stock price based on closing price at the beginning or end of the last day of the purchase period			90.00%
Purchase period (in months)			6 months
Selling, general and administrative expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			$ 10,800	$ 11,000