XML 47 R30.htm IDEA: XBRL DOCUMENT v3.10.0.1
ACCOUNTS RECEIVABLE (Tables)
12 Months Ended
Dec. 31, 2018
Statements [Line Items]  
Disclosure of detailed information about trade and other receivables [Table Text Block]
    2018     2017  
             
Accounts receivable before allowance for doubtful accounts $  9,472   $  7,832  
Allowance for doubtful accounts   (154 )   (91 )
Accounts receivable $  9,318   $  7,741