|
Nature Of Business And Summary Of Significant Accounting Policies (Schedule Of Sales Returns Reserves) (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2010
|
|
| Nature Of Business And Summary Of Significant Accounting Policies [Abstract] | |||
| Sales returns reserve balance - beginning of year | $ 70 | $ 35 | $ 55 |
| Additions to the sales returns reserve | 117 | 101 | 12 |
| Deductions against the sales returns reserve | (82) | (66) | (32) |
| Sales returns reserve balance - end of year | $ 105 | $ 70 | $ 35 |