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Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Jan. 31, 2026 | Jan. 31, 2025
--- | --- | ---
Deferred tax assets: |  |
Net operating loss carryover | $ 119,976 | $ 149,519
Capitalized research and development | 104,649 | 93,398
Depreciation and amortization | 14,787 | 11,218
Operating lease liabilities | 20,550 | 20,582
Tax credit carryover | 97,879 | 4,058
Other | 14,976 | 16,319
Total deferred tax assets | 372,817 | 295,094
Valuation allowance | (66,601) | (28,526)
Total deferred tax assets, net of valuation allowance | 306,216 | 266,568
Deferred tax liabilities: |  |
Operating lease right-of-use assets, net | (17,033) | (15,307)
Deferred commissions | (4,273) | (3,502)
Goodwill with indefinite life amortization | (2,302) | (1,932)
Other | (1,499) | (57)
Total deferred tax liabilities | (25,107) | (20,798)
Net deferred tax assets | $ 281,109 | $ 245,770

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