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Income Taxes - Components of Income Tax Expense (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Income Tax Disclosure [Abstract]      
Current federal $ (4,409) $ (34,242) $ (1,963)
Current state (394) (143) 319
Deferred federal 1,476 (5,964) 3,728
Deferred state (162) 2 1,282
Total $ (3,489) $ (40,347) $ 3,366