XML 32 R22.htm IDEA: XBRL DOCUMENT v3.19.2
Inventories (Tables)
6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of inventories

Inventories consist of the following:

 

    June 30,
2019
    December 31,
2018
 
             
Raw materials   $ 1,118     $ 1,086  
Finished goods     1,041       1,243  
      2,159       2,329  
Allowance for excess inventory quantities     (66 )     (87 )
    $ 2,093     $ 2,242