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Earnings Per Share (Tables) | 9 Months Ended
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Oct. 31, 2017
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 at October 31, 2017 and 2016, as follows:
|  | Three Months Ended October 31, |  | Nine Months Ended October 31, |
|  | (in 000’s except for share information) |
|  | 2017 |  | 2016 |  | 2017 |  | 2016 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 1,806 |  | $ | 1,513 |  | $ | 5,358 |  | $ | 2,946 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for basic earnings per share (weighted-average shares which reflect 356,441 shares in the treasury) |  |  | 7,894,582 |  |  | 7,258,697 |  |  | 7,477,202 |  |  | 7,255,966 |
Effect of dilutive securities from restricted stock plan, from dilutive effect of stock options and warrants |  |  | 27,815 |  |  | 74,300 |  |  | 53,435 |  |  | 65,621 |
Denominator for diluted earnings per share (adjusted weighted average shares) |  |  | 7,922,397 |  |  | 7,332,997 |  |  | 7,530,637 |  |  | 7,321,587 |
Basic earnings per share |  | $ | 0.23 |  | $ | 0.21 |  | $ | 0.72 |  | $ | 0.41 |
Diluted earnings per share |  | $ | 0.23 |  | $ | 0.21 |  | $ | 0.71 |  | $ | 0.40 |

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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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