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STOCKHOLDERS’ EQUITY (Details) | 12 Months Ended
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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

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