Equity-based Compensation - Compensation expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2021	Aug. 31, 2020
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	$ 19,775	$ 2,105	$ 27,450	$ 3,364
Cost of revenue
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	1,054	218	1,382	327
Product and technology
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	6,366	718	8,188	1,152
Sales and marketing
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	4,054	490	5,427	792
General and administrative
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	$ 8,301	$ 679	$ 12,453	$ 1,093