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Discontinued Operations - Summary of Discontinued Operations (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Discontinued Operations and Disposal Groups [Abstract]      
Revenue $ 0 $ 0 $ 50
Operating expenses 0 0 (107)
Gain on sale before taxes 0 0 0
Income before income taxes 0 0 157
Permanent tax benefit 0 0 0
Provision for income taxes 0 0 (60)
Income from discontinued operations $ 0 $ 0 $ 97