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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jul. 31, 2014 | Jul. 31, 2014 | Jan. 31, 2014 | Jan. 31, 2013
Stockholders' equity | $ 81,756 | $ 81,756 | $ 76,638 | $ 54,255
Net income | 1,364 | 5,191 | 21,027 |
Stock options exercised |  | 271 | 1,588 |
Stock-based compensation expense (benefit) |  | (210) | 196 |
Shares issued |  | 58 | 5 |
Interest rate swap |  | (29) | 151 |
Pension liability adjustment |  |  | 966 |
Foreign currency translation adjustments |  | (168) | (1,267) |
Tax benefit on above items |  | 5 | (283) |
Common Stock [Member] |  |  |  |
Stockholders' equity | 73 | 73 | 72 | 69
Stock options exercised |  | 1 | 3 |
Shares, Outstanding | 7,282,726 | 7,282,726 | 7,168,537 | 6,924,084
Shares issued |  | 114,189 | 244,453 |
Additional Paid-in Capital [Member] |  |  |  |
Stockholders' equity | 52,262 | 52,262 | 52,144 | 50,358
Stock options exercised |  | 270 | 1,585 |
Stock-based compensation expense (benefit) |  | (210) | 196 |
Shares issued |  | 58 | 5 |
Retained Earnings [Member] |  |  |  |
Stockholders' equity | 30,773 | 30,773 | 25,582 | 4,553
Net income |  | 5,191 | 21,027 |
Foreign currency translation adjustments |  | 0 | 2 |
Accumulated Other Comprehensive Income (Loss) [Member] |  |  |  |
Stockholders' equity | (1,352) | (1,352) | (1,160) | (725)
Interest rate swap |  | (29) | 151 |
Pension liability adjustment |  |  | 966 |
Foreign currency translation adjustments |  | (168) | (1,269) |
Tax benefit on above items |  | $ 5 | $ (283) |

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