|
Unrecognized Tax Benefits (Details) (USD $)
|
12 Months Ended | |||
|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2010
|
Sep. 30, 2009
|
|
| Unrecognized Tax Benefits [Abstract] | ||||
| Unrecognized Tax Benefits | $ 512,000 | $ 488,000 | $ 462,000 | $ 514,000 |
| Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions | 24,000 | 26,000 | ||
| Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions | (3,000) | |||
| Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions | 0 | 0 | ||
| Unrecognized Tax Benefits, Decreases Resulting from Current Period Tax Positions | $ (49,000) | |||