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Liquidity and Going Concern (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Liquidity And Going Concern [Line Items]        
Operating Income (Loss) $ (414) $ (1,875) $ (379) $ (4,386)
Net Cash Provided by (Used in) Operating Activities, Continuing Operations, Total     763 $ (356)
Third phase cost reduction program [Member]        
Liquidity And Going Concern [Line Items]        
Line Of Credit Facility, Maximum Borrowing Capacity 750   750  
Revolving Credit Facility [Member]        
Liquidity And Going Concern [Line Items]        
Long-term Line of Credit 1,910   1,910  
Line of Credit Facility, Remaining Borrowing Capacity 810   810  
Line Of Credit Facility, Current Borrowing Capacity $ 250   $ 250