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Organization and Summary of Significant Accounting Policies - Stock-based Compensations (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 25, 2016
Dec. 26, 2015
New Accounting Pronouncement or Change in Accounting Principle, Retrospective Adjustments    
Other assets $ 1,186 $ 962
Long term debt 82,803 83,300
Accounting Standards Update ("ASU") 2015-03 - Simplifying the Presentation of Debt Issuance Costs | Retrospective early adoption    
New Accounting Pronouncement or Change in Accounting Principle, Retrospective Adjustments    
Other assets (5,800) (5,400)
Long term debt $ (5,800) $ (5,400)
Restricted Stock | Minimum    
New Accounting Pronouncement or Change in Accounting Principle, Retrospective Adjustments    
Requisite period of the award over which stock based compensation award expenses are recognized 1 year  
Restricted Stock | Maximum    
New Accounting Pronouncement or Change in Accounting Principle, Retrospective Adjustments    
Requisite period of the award over which stock based compensation award expenses are recognized 5 years