Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Income Tax Disclosure [Abstract]
Benefit from income taxes at US federal statutory rate	$ (69,895)	$ (80,701)	$ (56,720)
State taxes, net of federal benefit	150	53	82
Foreign tax rate differential	23,179	10,140	(1,297)
Stock-based compensation	12,367	2,734	(23,442)
Non-deductible expenses	1,390	1,780	322
Research and development credits	(2,251)	(688)	(20)
Change in valuation allowance	40,525	60,145	81,739
Other	394	924	340
Total provision for income taxes	$ 5,859	$ (5,613)	$ 1,004