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Consolidated Balance Sheets (Parenthetical) (USD $)
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Sep. 30, 2011
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Sep. 30, 2010
|
|---|---|---|
| Consolidated Balance Sheets [Abstract] | ||
| Preferred stock, without par value | ||
| Preferred stock, authorized | 5,000,000 | 5,000,000 |
| Preferred stock, issued | 0 | 0 |
| Common stock, without par value | ||
| Common stock, authorized | 50,000,000 | 50,000,000 |
| Common stock, issued | 12,223,978 | 12,145,098 |
| Common stock, outstanding | 12,223,978 | 12,145,098 |