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Investments, deposits and other assets (Tables) | 12 Months Ended
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Sep. 30, 2012
Investments, deposits and other assets [Abstract] |
Schedule of Investments, Deposits and Other Assets |
(dollars in thousands) |  | September 30, 2012 |  | September 30, 2011
|  |  | Current |  |  |  | Non-current |  |  |  | Total |  |  |  | Current |  |  |  | Non-current |  |  |  | Total |
Certificates of deposit |  | $ | 257 |  |  | $ | - |  |  | $ | 257 |  |  | $ | 989 |  |  | $ | 120 |  |  | $ | 1,109 |
Loan origination fees |  |  | - |  |  |  | 956 |  |  |  | 956 |  |  |  | - |  |  |  | 1,075 |  |  |  | 1,075 |
Stock in agricultural cooperatives |  |  | - |  |  |  | 517 |  |  |  | 517 |  |  |  | - |  |  |  | 560 |  |  |  | 560 |
Deposits |  |  | - |  |  |  | 352 |  |  |  | 352 |  |  |  | - |  |  |  | 263 |  |  |  | 263 |
Water Permits |  |  | - |  |  |  | 243 |  |  |  | 243 |  |  |  | - |  |  |  | 162 |  |  |  | 162 |
Other |  |  | - |  |  |  | 35 |  |  |  | 35 |  |  |  | - |  |  |  | 40 |  |  |  | 40 |
Total |  | $ | 257 |  |  | $ | 2,103 |  |  | $ | 2,360 |  |  | $ | 989 |  |  | $ | 2,220 |  |  | $ | 3,209 |
Schedule of Realized Gains and Losses |
(dollars in thousands) |  | Fiscal year ended September 30
|  | 2012 |  | 2011 |  | 2010
Realized gains |  | $ | 8 |  |  | $ | 139 |  |  | $ | 281 |
Realized losses (a) |  |  | - |  |  |  | (1,685 | ) |  |  | (40 | )
Net gain (loss) |  | $ | 8 |  |  | $ | (1,546 | ) |  | $ | 241 |
| a) | During the second quarter of 2011, the Company fully reserved $1,685,000 in cooperative allocated surplus it had recorded based on its patronage allocation with Farm Credit.

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