Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Deferred tax assets
Net operating loss carryforwards	$ 420,803	$ 441,352
Research and other credit carryforwards	100,002	75,712
Intangible assets	81,551	62,650
Stock-based compensation	33,885	44,861
Deferred revenue	169,777	109,919
Accrued expenses	23,956	17,890
Operating lease liabilities	20,613	13,013
Capitalized research and development	320,708	286,124
Gross deferred assets	1,171,295	1,051,521
Less: Valuation allowance	(957,710)	(910,070)	$ (770,900)
Total deferred tax assets	213,585	141,451
Deferred tax liabilities
Property and equipment, net	(51,335)	(24,096)
Capitalized commissions	(128,302)	(99,397)
Intangible assets	(6,489)	0
Operating right-of-use assets	(19,956)	(12,285)
Other, net	(277)	(1,220)
Total deferred tax liabilities	(206,359)	(136,998)
Net deferred tax assets	$ 7,226	$ 4,453

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Deferred Tax Liabilities, Operating Right-of-use Assets

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from in-process research and development costs expensed in connection with a business combination.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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