Revenues - Disaggregation of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 101,041	$ 58,127	$ 188,448	$ 108,057
United States
Disaggregation of Revenue [Line Items]
Total revenue	84,123	48,833	156,397	90,520
Europe
Disaggregation of Revenue [Line Items]
Total revenue	14,750	8,353	27,738	15,466
Asia Pacific
Disaggregation of Revenue [Line Items]
Total revenue	$ 2,168	$ 941	$ 4,313	$ 2,071