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Note 11 - Stockholders' Equity | 6 Months Ended
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Mar. 31, 2015
Notes to Financial Statements |
Stockholders' Equity Note Disclosure [Text Block] | 1 1. STOCKHOLDERS’ EQUITY Summary The following table summarizes changes in the components of stockholders’ equity during the six months ended March 31, 2015:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Additional |  |  |  |  |  |  | Other |  |  | Total |
|  | Common Stock |  |  | Treasury |  |  | Paid-in |  |  | Accumulated |  |  | Comprehensive |  |  | Stockholders' |
|  | Shares |  |  | Amount |  |  | Stock |  |  | Capital |  |  | Deficit |  |  | Income/(Loss) |  |  | Equity |
Balances, September 30, 2014 |  |  | 33,236,489 |  |  | $ | 332 |  |  | $ | - |  |  | $ | 88,049,125 |  |  | $ | (59,346,666 | ) |  | $ | - |  |  | $ | 28,702,791 |
Share-based compensation expense |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 308,854 |  |  |  | - |  |  |  | - |  |  |  | 308,854 |
Issuance of common stock upon exercise of stock options , net |  |  | 83,667 |  |  |  | 1 |  |  |  | - |  |  |  | 107,213 |  |  |  | - |  |  |  | - |  |  |  | 107,214 |
Repurchase of common stock |  |  | (44,707 | ) |  |  | - |  |  |  | - |  |  |  | (101,634 | ) |  |  | - |  |  |  | - |  |  |  | (101,634 | )
Treasury shares |  |  | (24,506 | ) |  |  | - |  |  | $ | (57,106 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (57,106 | )
Other comprehensive income |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,098 |  |  |  | 1,098 |
Net income |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 796,145 |  |  |  | - |  |  |  | 796,145 |
Balances, March 31, 2015 |  |  | 33,250,943 |  |  | $ | 333 |  |  | $ | (57,106 | ) |  | $ | 88,363,558 |  |  | $ | (58,550,521 | ) |  | $ | 1,098 |  |  | $ | 29,757,362 |
Stock Purchase Warrants At March 31, 2015, the Company had 1,627,945 shares purchasable under outstanding warrants at an exercise price of $2.67 which are exercisable through February 4, 2016. Share Buyback Program In July 2013, the Board of Directors approved a share buyback program under which the Company may repurchase up to $3 million of its outstanding common shares. In November 2013, the Board of Directors authorized the repurchase of an additional $1 million of the Company’s outstanding common shares. In November 2014, the expiration of the buyback program was extended from December 31, 2014 to December 31, 2015. During the six months ended March 31, 2015, 69,213 shares were repurchased.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d),(e)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB TOPIC 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section C Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Article 4 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Preferred Stock -URI http://asc.fasb.org/extlink&oid=6521494 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21564-112644 Reference 16: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21488-112644 Reference 17: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 18: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph d -Article 4 Reference 19: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 + Details
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