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Accounts Receivable (Details) - USD ($)
$ in Thousands
Mar. 27, 2016
Dec. 27, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Trade receivables $ 103,345 $ 103,202
Other receivables 10,787 10,253
Receivables, current 114,132 113,455
Allowance for doubtful accounts (1,227) (867)
Accounts receivable, net $ 112,905 $ 112,588