Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details)

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Property and Equipment (Details) - USD ($)
$ in Thousands
6 Months Ended
Mar. 31, 2018
Sep. 30, 2017
Property and equipment, at cost $ 4,889 $ 4,690
Accumulated depreciation and amortization (3,971) (3,776)
Property and equipment, net $ 918 914
Computer software [Member]    
Useful life of property and equipment 5 years  
Office equipment, furniture and fixtures and leasehold improvements [Member]    
Property and equipment, at cost $ 3,442 3,243
Office equipment, furniture and fixtures and leasehold improvements [Member] | Minimum [Member]    
Useful life of property and equipment 2 years  
Office equipment, furniture and fixtures and leasehold improvements [Member] | Maximum [Member]    
Useful life of property and equipment 10 years  
Computer software [Member]    
Property and equipment, at cost $ 1,447 $ 1,447