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Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |  | 0 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2012 Internal Revenue Service (IRS) [Member] | Sep. 30, 2012 State and Local Jurisdiction [Member] | Oct. 09, 2012 State and Local Jurisdiction [Member] Subsequent Event [Member] | Sep. 30, 2012 Atlantic Blue Group, Inc. [Member] | Sep. 30, 2012 Financial Standby Letter of Credit [Member]
Letters of Credit |  |  |  |  |  |  |  |
Potential liability |  |  |  |  |  |  |  | $ 200
Operating Leases |  |  |  |  |  |  |  |
Total rent expense | 666 | 407 | 558 |  |  |  |  |
Future minimum rental payments under non-cancelable operating leases are as follows: |  |  |  |  |  |  |  |
2012 | 609 |  |  |  |  |  |  |
2013 | 551 |  |  |  |  |  |  |
2014 | 525 |  |  |  |  |  |  |
2015 | 481 |  |  |  |  |  |  |
2016 | 80 |  |  |  |  |  |  |
Total | 2,246 |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  | 51.00% |
Amount of tax settlement |  |  |  | 613 |  | 323 |  |
Interest paid on tax settlement |  |  |  | 225 |  | 5 |  |
Additional pending state interest and penalties |  |  |  |  | $ 149 |  |  |

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