XML 43 R33.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Note 7 - Goodwill (Tables)
12 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Goodwill [Table Text Block]
    December 31,
    2019   2018
         
Balance, beginning   $
7,851
    $
8,218
 
Effect of foreign currency adjustments    
(157
)    
(367
)
Balance, ending   $
7,694
    $
7,851