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Earnings Per Share (Tables) | 9 Months Ended
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Oct. 31, 2016
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The following table sets forth the computation of basic and diluted earnings per share for “income from continuing operations” and “discontinued operations” at October 31, 2016 and 2015, as follows:
|  | Three Months Ended |  | Nine Months Ended |
|  | October 31, |  | October 31, |
|  | (in $000s) |  | (in $000s) |
|  | 2016 |  | 2015 |  | 2016 |  | 2015 |
Numerator |  |  |  |  |  |  |  |  |  |  |  |  |
Net income from continuing operations |  | $ | 1,513 |  | $ | 2,120 |  | $ | 2,946 |  | $ | 7,868 |
Net loss from discontinued operations |  |  | — |  |  | — |  |  | — |  |  | (2,485) |
Net income |  | $ | 1,513 |  | $ | 2,120 |  | $ | 2,946 |  | $ | 5,383 |
Denominator |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for basic earnings per share (weighted-average shares which reflect 356,441 shares in the treasury) |  |  | 7,258,697 |  |  | 7,234,914 |  |  | 7,255,966 |  |  | 7,148,430 |
Effect of dilutive securities from restricted stock plan and from dilutive effect of stock options |  |  | 74,300 |  |  | 65,521 |  |  | 65,621 |  |  | 86,822 |
Denominator for diluted earnings per share (adjusted weighted average shares) |  |  | 7,332,997 |  |  | 7,300,435 |  |  | 7,321,587 |  |  | 7,235,252 |
Basic earnings per share from continuing operations |  | $ | 0.21 |  | $ | 0.29 |  | $ | 0.41 |  | $ | 1.10 |
Basic loss per share from discontinued operations |  | $ | — |  | $ | — |  | $ | — |  | $ | (0.35) |
Basic earnings per share |  | $ | 0.21 |  | $ | 0.29 |  | $ | 0.41 |  | $ | 0.75 |
Diluted earnings per share from continuing operations |  | $ | 0.21 |  | $ | 0.29 |  | $ | 0.40 |  | $ | 1.09 |
Diluted loss per share from discontinued operations |  | $ | — |  | $ | — |  | $ | — |  | $ | (0.35) |
Diluted earnings per share |  | $ | 0.21 |  | $ | 0.29 |  | $ | 0.40 |  | $ | 0.74 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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