Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss attributable to common stockholders	$ (22,560)	$ (13,337)
Other changes in cumulative translation adjustment	31	(343)
Comprehensive loss	$ (22,529)	$ (13,680)