Stock-based Compensation - Stock-based compensation expense (Details) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2022	May 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	$ 19,389	$ 7,675
Cost of revenue
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	1,128	328
Product and technology
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	7,490	1,822
Sales and marketing
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	3,989	1,373
General and administrative
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Compensation expense	$ 6,782	$ 4,152