Revenues - Disaggregation of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 424,336	$ 252,653	$ 152,176
United States
Disaggregation of Revenue [Line Items]
Total revenue	352,975	211,520	125,990
Europe
Disaggregation of Revenue [Line Items]
Total revenue	61,820	36,478	22,348
Asia Pacific
Disaggregation of Revenue [Line Items]
Total revenue	$ 9,541	$ 4,655	$ 3,838