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Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - Allowance for Doubtful Accounts [Member] - USD ($)
$ in Thousands
12 Months Ended
Jan. 01, 2016
Jan. 02, 2015
Dec. 27, 2013
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Year $ 1,330 $ 1,674 $ 1,251
Charge to Revenue/Expense 694 785 742
Write-offs (143) (1,129) (319)
Balance at End of Year $ 1,881 $ 1,330 $ 1,674