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Derivative and Hedging Activities (Details)
12 Months Ended
Jan. 07, 2016
derivative
Nov. 07, 2015
derivative
Dec. 27, 2016
USD ($)
Dec. 29, 2015
USD ($)
derivative
Dec. 30, 2014
USD ($)
derivative
Interest rate cash flow hedges          
Gain recognized in OCI, net of tax (effective portion)     $ 27,000 $ 817,000 $ 808,000
Loss reclassified from AOCI to income (effective portion)     45,000 $ 1,397,000 $ 1,480,000
Interest Rate Swap          
Interest rate cash flow hedges          
Number of interest rate swaps with activity during the period which have expired | derivative 1 1      
Number of interest rate swaps with activity during the period | derivative       2 2
Interest Rate Swap | Other accrued liabilities          
Interest Rate Swaps          
Derivative liability       $ 45,000  
Interest rate swap, entered January 7, 2009          
Interest Rate Swaps          
Notional amount of interest rate swap     25,000,000    
Notional amount of hedge obligation     $ 25,000,000    
Fixed interest rate of derivative (as a percent)     2.34%