XML 43 R31.htm IDEA: XBRL DOCUMENT v3.10.0.1
Basis of Presentation and Significant Accounting Policies (Details) - USD ($)
$ in Thousands
Jun. 29, 2018
Dec. 29, 2017
Jun. 30, 2017
Dec. 30, 2016
Cash and cash equivalents $ 21,246 $ 18,520 $ 13,438  
Restricted cash included in other long-term assets 121 121 120  
Total cash, cash equivalents and restricted cash as shown in the Consolidated Statements of Cash Flows $ 21,367 $ 18,641 $ 13,558 $ 14,118