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Income Taxes (Unrecognized) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2015
Dec. 30, 2014
Reconciliation of the beginning and ending liability for unrecognized tax benefits    
Balance at the beginning of the period $ 114 $ 172
Additions to tax positions related to prior years 315  
Additions to tax positions related to current year 85  
Reductions due to statute expiration (11) (43)
Reductions due to exam settlement (98) (15)
Balance at the end of the period $ 405 $ 114