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Note 9 - Other Long Term Liabilities (Details Textual) - USD ($)
$ in Thousands
Mar. 31, 2016
Sep. 30, 2015
Paid By Landlord Member    
Leasehold Improvements, Gross $ 857  
Leasehold Improvements [Member]    
Accrued Liabilities 165  
Other Liabilities, Noncurrent 356  
Leasehold Improvements, Gross 1,600  
Other Liabilities, Noncurrent $ 715 $ 726