Fair Value Measurement - Summary of Fair Value and Amortized Cost of Available-for-Sale Marketable Securities (Details) - Level 2 $ in Thousands	12 Months Ended
Apr. 30, 2026 USD ($)
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost Basis	$ 217,702
Unrealized Losses	(218)
Fair Value	217,484
U.S.Treasury Securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost Basis	195,556
Unrealized Losses	(218)
Fair Value	195,338
Money Market Funds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost Basis	22,146
Fair Value	$ 22,146

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details