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Supporting Financial Information - Equipment and Improvements, net (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Property, Plant and Equipment [Line Items]    
Furniture and equipment $ 197 $ 139
Computer equipment 162 126
Computer software 297 430
Leasehold improvements 63 24
Property, Plant and Equipment, Gross 719 719
Less accumulated depreciation and amortization (383) (656)
Equipment and improvements, net $ 336 $ 63
Leasehold Improvements | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives 3 years  
Leasehold Improvements | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives 7 years