Revenues - Disaggregation of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Disaggregation of Revenue [Line Items]
Total revenue	$ 244,353	$ 196,047	$ 694,822	$ 547,818
United States
Disaggregation of Revenue [Line Items]
Total revenue	201,391	159,013	572,861	445,896
Europe
Disaggregation of Revenue [Line Items]
Total revenue	37,118	32,397	106,357	88,938
Asia Pacific
Disaggregation of Revenue [Line Items]
Total revenue	$ 5,844	$ 4,637	$ 15,604	$ 12,984