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Debt (Details Textual) - USD ($)
3 Months Ended
Mar. 25, 2016
May. 04, 2015
Mar. 31, 2016
Debt Instrument [Line Items]      
Borrowers adjusted EBITDA covenant     $ (2,200,000)
Western Alliance Amendment, Description The Lender and the Borrowers agreed that the adjusted EBITDA for the six months ended March 31, 2016 would not be less than $(2,200,000) and on or before April 30, 2016, the Borrowers and Lender must agree to additional financial covenants for the fiscal quarters ended June 30, 2016, September 30, 2016 and December 31, 2016.    
Bridge Bank [Member]      
Debt Instrument [Line Items]      
New credit limit of the line of credit   $ 10,000,000  
Bank term loan payable   $ 2,000,000  
Debt Instrument, maturity date   Apr. 29, 2018  
Repayments of term loan   $ 167,000  
Description on debt instrument  
The term loan accrues interest at the greater of 5.25% or Bridge Bank's prime rate plus 2%
 
Debt Instrument periodic payment principal   $ 56,000