XML 28 R34.htm IDEA: XBRL DOCUMENT v3.19.3
Note 6 - Supplemental Balance Sheet Information - Cash and Restricted Cash (Details) - USD ($)
$ in Thousands
Sep. 29, 2019
Dec. 31, 2018
Sep. 30, 2018
Dec. 31, 2017
Cash $ 6,824 $ 25,583    
Restricted cash 265 351    
Total $ 7,089 $ 25,934 $ 25,454 $ 18,330