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Line of Credit (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Mar. 28, 2016
Dec. 31, 2015
Dec. 31, 2014
Line of Credit Facility [Abstract]      
Outstanding amount on the credit agreement   $ 4,002 $ 4,442
Date of maturity   Dec. 19, 2014  
Obligation to reduce loan balance   $ 85  
Subsequent Event      
Line of Credit Facility [Abstract]      
Extended date of forbearance Jun. 30, 2016    
Issuance of warrant to purchase common stock 50,000    
Revolving Credit Facility      
Line of Credit Facility [Abstract]      
Outstanding amount on the credit agreement   4,002  
Remaining amount available for borrowing   $ 0  
Effective interest rate under the credit agreement   11.00%  
Interest rate   6.75%  
Additional default interest rate   3.00%  
Fees include in effective interest rate under the credit agreement   1.25%  
Revolving Credit Facility | Subsequent Event | Maximum      
Line of Credit Facility [Abstract]      
Aggregate periodic cap payment suspended $ 250