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Note A - Basis of Presentation and Summary of Significant Accounting Policies (Tables) | 9 Months Ended
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Mar. 31, 2015
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended March 31, |  |  | Nine Months Ended March 31, |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Numerator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 788 |  |  | $ | 622 |  |  | $ | 2,356 |  |  | $ | 904 |
Denominator |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic weighted average common shares outstanding |  |  | 6,748 |  |  |  | 6,819 |  |  |  | 6,797 |  |  |  | 6,818 |
Dilutive effect of stock options |  |  | 12 |  |  |  | 24 |  |  |  | 35 |  |  |  | 28 |
Diluted weighted average common shares outstanding |  |  | 6,760 |  |  |  | 6,843 |  |  |  | 6,832 |  |  |  | 6,846 |
Basic net income per common share |  | $ | 0.12 |  |  | $ | 0.09 |  |  | $ | 0.35 |  |  | $ | 0.13 |
Diluted net income per common share |  | $ | 0.12 |  |  | $ | 0.09 |  |  | $ | 0.35 |  |  | $ | 0.13 |

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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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