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v3.25.2

Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Apr. 30, 2025 | Apr. 30, 2024
--- | --- | ---
Deferred tax assets |  |
Accrued payroll | $ 7,483 | $ 5,542
Other accruals & reserves | 3,423 | 5,933
Operating lease liability | 13,696 | 13,433
Deferred revenue | 1,354 | 1,643
Net operating losses | 179,554 | 141,157
R&D tax credit | 20,396 | 15,001
Stock based compensation | 15,710 | 13,263
Capitalized R&D expenditure | 93,759 | 72,140
Other | 362 | 626
Gross deferred tax assets | 335,737 | 268,738
Valuation allowance | (320,939) | (252,682)
Total deferred tax assets | 14,798 | 16,056
Deferred tax liabilities |  |
Prepaid expenses | (1,774) | (1,986)
Depreciation | (8,635) | (9,808)
Operating lease right-of-use assets | (4,389) | (4,262)
Total deferred tax liabilities | (14,798) | (16,056)
Net deferred tax assets (liabilities) | $ 0 | $ 0

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