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Net Income (Loss) Per Share (Tables) | 6 Months Ended
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Jul. 31, 2013
Earnings Per Share [Abstract] |
Net Income (Loss) per Share |
|  | Three Months Ended |  | Six Months Ended
|  | 7/31/2013 |  | 7/31/2012 |  | 7/31/2013 |  | 7/31/2012
|  | (In thousands, except per share data)
Net income (loss) |  | $ | 6,210 |  |  | $ | 7,053 |  |  | $ | 1,763 |  |  | $ | 2,220 |
Average shares outstanding |  | 14,570 |  |  | 14,369 |  |  | 14,506 |  |  | 14,333 |
Net effect of dilutive stock options based on the treasury stock method using average market price |  | 77 |  |  | 26 |  |  | 85 |  |  | 25 |
Totals |  | 14,647 |  |  | 14,395 |  |  | 14,591 |  |  | 14,358 |
Net income (loss) per share - basic |  | $ | 0.43 |  |  | $ | 0.49 |  |  | $ | 0.12 |  |  | $ | 0.15 |
Net income (loss) per share - diluted |  | $ | 0.42 |  |  | $ | 0.49 |  |  | $ | 0.12 |  |  | $ | 0.15 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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