STOCKHOLDERS' EQUITY (Details)	12 Months Ended
	Jan. 31, 2020 USD ($) shares
Number of shares awarded total (shares)	24,900
Granted June 7, 2018
Number of shares awarded total (shares)	60,009
Value at grant date | $	$ 837,120
Minimum | Granted June 7, 2018
Number of shares awarded total (shares)	25,002
Value at grant date | $	$ 34,800
Minimum | Granted December 4, 2019
Number of shares awarded total (shares)	64,546
Value at grant date | $	$ 666,800
Weighted Average | Granted June 7, 2018
Number of shares awarded total (shares)	37,505
Value at grant date | $	$ 523,200
Weighted Average | Granted December 4, 2019
Number of shares awarded total (shares)	99,301
Value at grant date | $	$ 1,025,800
Maximum | Granted June 7, 2018
Number of shares awarded total (shares)	50,006
Value at grant date | $	$ 697,600
Maximum | Granted December 4, 2019
Number of shares awarded total (shares)	119,164
Value at grant date | $	$ 1,230,960
Employees | Granted June 7, 2018
Number of shares awarded total (shares)	42,805
Value at grant date | $	$ 597,120
Employees | Minimum | Granted June 7, 2018
Number of shares awarded total (shares)	17,834
Value at grant date | $	$ 248,800
Employees | Minimum | Granted December 4, 2019
Number of shares awarded total (shares)	48,186
Value at grant date | $	$ 497,800
Employees | Weighted Average | Granted June 7, 2018
Number of shares awarded total (shares)	26,753
Value at grant date | $	$ 373,200
Employees | Weighted Average | Granted December 4, 2019
Number of shares awarded total (shares)	74,133
Value at grant date | $	$ 765,800
Employees | Maximum | Granted June 7, 2018
Number of shares awarded total (shares)	35,670
Value at grant date | $	$ 497,600
Employees | Maximum | Granted December 4, 2019
Number of shares awarded total (shares)	88,960
Value at grant date | $	$ 918,960
Non Employee Directors | Granted June 7, 2018
Number of shares awarded total (shares)	17,204
Value at grant date | $	$ 240,000
Non Employee Directors | Minimum | Granted June 7, 2018
Number of shares awarded total (shares)	7,168
Value at grant date | $	$ 100,000
Non Employee Directors | Minimum | Granted December 4, 2019
Number of shares awarded total (shares)	16,360
Value at grant date | $	$ 169,000
Non Employee Directors | Weighted Average | Granted June 7, 2018
Number of shares awarded total (shares)	10,752
Value at grant date | $	$ 150,000
Non Employee Directors | Weighted Average | Granted December 4, 2019
Number of shares awarded total (shares)	25,168
Value at grant date | $	$ 260,000
Non Employee Directors | Maximum | Granted June 7, 2018
Number of shares awarded total (shares)	14,336
Value at grant date | $	$ 200,000
Non Employee Directors | Maximum | Granted December 4, 2019
Number of shares awarded total (shares)	30,204
Value at grant date | $	$ 312,000