STOCKHOLDERS’ EQUITY (Details)	12 Months Ended
	Jan. 31, 2018 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	68,139
Value at grant date | $	$ 940,300
Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	50,748
Value at grant date | $	$ 700,300
Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	17,391
Value at grant date | $	$ 240,000
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	56,784
Value at grant date | $	$ 783,600
Maximum [Member] | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	42,291
Value at grant date | $	$ 583,600
Maximum [Member] | Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	14,493
Value at grant date | $	$ 200,000
Weighted Average [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	42,588
Value at grant date | $	$ 587,700
Weighted Average [Member] | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	31,718
Value at grant date | $	$ 437,700
Weighted Average [Member] | Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	10,870
Value at grant date | $	$ 150,000
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	28,391
Value at grant date | $	$ 391,800
Minimum [Member] | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	21,145
Value at grant date | $	$ 291,800
Minimum [Member] | Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares awarded total (shares) | shares	7,246
Value at grant date | $	$ 100,000