Stock-Based Compensation - Schedule of Stock Options Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2020	Oct. 31, 2019	Jan. 31, 2020
Schedule of stock options activity
Outstanding Option Beginning Balance			561,110
Stock options granted	0	0	200,000	0
Exercised			0
Cancelled			0
Outstanding Option Ending Balance	761,110		761,110		561,110
Exercisable	561,110		561,110		399,905
Expected to vest	172,959		172,959
Weighted Average Exercise Price per Option, Beginning Balance			$ 28.41
Granted, Weighted Average Exercise Price per Option			12.42
Exercised. Weighted Average Exercise Price per Option			0
Cancelled, Weighted Average Exercise Price per Option			0
Weighted Average Exercise Price per Option, Ending Balance	$ 24.21		24.21		$ 28.41
Exercisable, Weighted Average Exercise Price per Option	28.41		28.41
Expected to vest, Weighted Average Exercise Price per Option	$ 12.42		12.42
Option Price Per Share, Granted			12.42
Option Price Per Share, Exercised			$ 0
Options outstanding, Weighted Average Remaining Contractual Term (years)			5 years 9 months 18 days		5 years 2 months 12 days
Exercisable, Weighted Average Remaining Contractual Term (years)			4 years 4 months 24 days
Expected to vest, Weighted Average Remaining Contractual Term (years)			9 years 7 months 6 days
Options outstanding, Aggregate Intrinsic Value	$ 0		$ 0		$ 0
Exercisable, Aggregate Intrinsic Value	0		0
Expected to vest, Aggregate Intrinsic Value	$ 0		$ 0
Minimum
Schedule of stock options activity
Option Price Per Share, Beginning Balance			$ 23.35
Option Price Per Share, Ending Balance	$ 12.42		12.42		$ 23.35
Maximum
Schedule of stock options activity
Option Price Per Share, Beginning Balance			42.12
Option Price Per Share, Ending Balance	$ 42.12		$ 42.12		$ 42.12