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Note 14 - Net Income Per Share (Tables) | 12 Months Ended
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Sep. 30, 2013
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year ended September 30, |
|  | 2013 |  |  | 2012 |
Basic |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 1,262,812 |  |  | $ | 1,462,020 |
Weighted average common shares outstanding |  |  | 32,464,935 |  |  |  | 32,374,499 |
Basic income per common share |  | $ | 0.04 |  |  | $ | 0.05 |
Diluted |  |  |  |  |  |  |  |
Income available to common stockholders |  | $ | 1,262,812 |  |  | $ | 1,462,020 |
Weighted average common shares outstanding |  |  | 32,464,935 |  |  |  | 32,374,499 |
Assumed exercise of dilutive options and warrants |  |  | 455,084 |  |  |  | 641,456 |
Weighted average dilutive shares outstanding |  |  | 32,920,019 |  |  |  | 33,015,955 |
Diluted income per common share |  | $ | 0.04 |  |  | $ | 0.04 |
Potentially dilutive securities outstanding at period end excluded from |  |  |  |  |  |  |  |
the diluted computation as the inclusion would have been antidilutive: |  |  |  |  |  |  |  |
Options |  |  | 2,057,000 |  |  |  | 800,700 |
Warrants |  |  | 1,627,945 |  |  |  | 1,627,945 |
Total |  |  | 3,684,945 |  |  |  | 2,428,645 |

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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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