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SHAREHOLDERS' EQUITY: (Details) (USD $) | 12 Months Ended | 0 Months Ended |  |  |  | 0 Months Ended
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Jun. 15, 2012 Common Stock | Mar. 16, 2012 Common Stock | Sep. 30, 2013 Common Stock | Sep. 30, 2012 Common Stock | Sep. 30, 2011 Common Stock | Apr. 30, 2012 Standby purchase agreement Common Stock
Value of shares that can be purchased under non-transferable rights |  |  |  | $ 4,200,000 |  |  |  |
Number of shares entitled by holder under each subscription right |  |  |  | 0.532 |  |  |  |
Common stock price under subscription right |  |  |  | $ 1.30 |  |  |  |
Common stock owned by Wynnefield Capital (as a percent) |  |  |  |  |  |  |  | 21.00%
Proceeds from rights offering | $ 0 | $ 4,197,000 | $ 4,200,000 |  |  |  |  |
Number of shares issued as rights |  |  | 3,230,769 |  |  |  |  |
Shares outstanding | 9,318,000 | 9,266,000 | 9,265,702 |  | 9,318,000 | 9,266,000 | 6,021,000 |
Issuance of number of shares to officers and directors under Rights Offering |  |  | 137,678 |  |  |  |  |
Issuance of number of shares to entities affiliated to Wynnefield Capital |  |  | 2,840,251 |  |  |  |  |

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