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Employee Stock Compensation and Stock Repurchase Program (Details 1)
6 Months Ended
Jul. 31, 2017
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding Unvested Grants at Maximum at Beginning of FY18, restricted stock 99,991
Granted during FY18 through July 31, 2017 0
Becoming Vested during FY18, restricted stock 67,721
Forfeited during FY18 through July 31, 2017 27,049
Outstanding Unvested Grants at Maximum at End of FY18, restricted stock 5,221
Outstanding Unvested Grants at Maximum at Beginning of FY18, Weighted average grant date fair value (in dollars per share) | $ / shares $ 10.18
Granted during FY18, Weighted average grant date fair value (in dollars per share) | $ / shares 0
Becoming Vested during FY18, Weighted average grant date fair value (in dollars per share) | $ / shares 10.18
Forfeited during FY18, Weighted average grant date fair value (in dollars per share) | $ / shares 10.19
Outstanding Unvested Grants at Maximum at End of FY18, Weighted average grant date fair value (in dollars per share) | $ / shares $ 10.19
Restricted Stock Grants - Employees [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding Unvested Grants at Maximum at Beginning of FY18, restricted stock 67,619
Granted during FY18 through July 31, 2017 0
Becoming Vested during FY18, restricted stock 40,570
Forfeited during FY18 through July 31, 2017 27,049
Outstanding Unvested Grants at Maximum at End of FY18, restricted stock 0
Retainer in stock - directors [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding Unvested Grants at Maximum at Beginning of FY18, restricted stock 32,372
Granted during FY18 through July 31, 2017 0
Becoming Vested during FY18, restricted stock 27,151
Forfeited during FY18 through July 31, 2017 0
Outstanding Unvested Grants at Maximum at End of FY18, restricted stock 5,221