Income Taxes - Reconciliation of Unrecognized Tax Position (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Unrecognized Tax Benefits [Roll Forward]
Beginning Balance	$ 41,772	$ 30,404	$ 19,171
Tax Positions taken in prior year, gross increases	931	228	877
Tax Positions taken in prior year, gross decreases	0	0	0
Tax Positions taken in current year, gross increases	13,650	12,415	10,547
Tax Positions taken in current year, gross decreases	(19)	(891)	0
Lapse of Statute of Limitations	0	(384)	(191)
Acquisitions	0	0	0
Ending Balance	$ 56,334	$ 41,772	$ 30,404