XML 25 R15.htm IDEA: XBRL DOCUMENT v3.19.1
1. General (Tables)
3 Months Ended
Mar. 29, 2019
Table Text Block Supplement [Abstract]  
Schedule of Inventory

Inventories consisted of the following:

 

  March 29,   December 31,
  2019   2018
           
Raw materials $ 6,096      $ 5,979   
Work in process   181        116   
Finished goods   419        323   
Reserve for obsolete inventory   (3,346)       (3,346)  
Inventories, net $ 3,350      $ 3,072