Income Taxes - Domestic and international components of the loss from operations before income taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Income Tax Disclosure [Abstract]
Domestic	$ (95,062)	$ (69,953)	$ (63,390)
International	3,080	(24,642)	(57,057)
Loss from operations before income taxes	$ (91,982)	$ (94,595)	$ (120,447)