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Accounts Receivable (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Sep. 24, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Trade receivables $ 16,617 $ 16,698
Other receivables 99 88
Allowance for doubtful accounts (323) (340)
Total accounts receivable, net $ 16,393 $ 16,446