CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (41,459)	$ (43,433)	$ (144,348)
Other comprehensive loss:
Changes in foreign currency translation adjustment	(4,796)	411	(124)
Changes in unrealized loss on cash flow hedge	1,191	(1,042)	(206)
Other comprehensive loss:	(3,605)	(631)	(330)
Comprehensive loss	$ (45,064)	$ (44,064)	$ (144,678)