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Organization and Description of Business and Accounting Policies (Details 2) - USD ($)
$ in Thousands
Dec. 29, 2017
Dec. 30, 2016
Jan. 01, 2016
Jan. 02, 2015
Cash and cash equivalents $ 18,520 $ 13,999 $ 13,402 $ 13,013
Restricted cash included in other long-term assets 121 119 119 119
Total cash, cash equivalents and restricted cash as shown in the Consolidated Statements of Cash Flows $ 18,641 $ 14,118 $ 13,521 $ 13,132