Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Income Tax Disclosure [Abstract]
Benefit from income taxes at U.S. federal statutory rate	$ (59,137)	$ (69,895)	$ (80,701)
State taxes, net of federal benefit	178	150	53
Foreign tax rate differential	30,950	23,179	10,140
Stock-based compensation	6,689	12,367	2,734
Non-deductible expenses	468	1,390	1,780
Research and development credits	(2,987)	(2,251)	(688)
Change in valuation allowance	30,584	40,525	60,145
Other	89	394	924
Total provision for income taxes	$ 6,834	$ 5,859	$ (5,613)