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Organization and Summary of Significant Accounting Policies - Fair Value Unobservable Inputs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 26, 2015
Fair value of the measurements using unobservable inputs (Level 3 Liabilities)    
Contingent consideration $ 1,791 $ 1,875
Level 3    
Fair value of the measurements using unobservable inputs (Level 3 Liabilities)    
Balance at beginning of period 1,875  
Balance at end of period 1,791  
Willamette Valley Fruit Company | Level 3    
Fair value of the measurements using unobservable inputs (Level 3 Liabilities)    
Earn-out compensation paid (340)  
Changes in fair value of earn-out contingent consideration obligation 247  
Sin In A Tin | Level 3    
Fair value of the measurements using unobservable inputs (Level 3 Liabilities)    
Earn-out compensation purchased 20  
Fresh Frozen Foods | Level 3    
Fair value of the measurements using unobservable inputs (Level 3 Liabilities)    
Changes in fair value of earn-out contingent consideration obligation $ (11)