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Equipment and Leasehold Improvements (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 24, 2016
Jun. 24, 2016
Jun. 26, 2015
Jun. 24, 2016
Jun. 26, 2015
Dec. 25, 2015
Property, Plant and Equipment [Line Items]            
Depreciation   $ 1,332 $ 1,419 $ 2,176 $ 2,025  
Accumulated depreciation and amortization $ 24,764 24,764   24,764   $ 22,562
Interest expense   25,667 3,574 29,323 5,411  
Capitalized interest expense   0 252 0 739  
Assets Held Under Capital Leases [Member]            
Property, Plant and Equipment [Line Items]            
Assets financed by capital lease 506 506   506   506
Depreciation       43 48  
Computer Software Intangible Asset [Member]            
Property, Plant and Equipment [Line Items]            
Depreciation 264   $ 380 718 $ 521  
Accumulated depreciation and amortization $ 4,469 $ 4,469   $ 4,469   $ 3,751