Fair Value Measurements - Fair Value of Debt (Details) - Level 2 - USD ($) $ in Thousands	Jul. 31, 2025	Apr. 30, 2025
Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Senior Notes	$ 350,000	$ 350,000
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Senior Notes	$ 350,875	$ 330,012

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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+ Details