XML 54 R43.htm IDEA: XBRL DOCUMENT v3.20.2
TRADE ACCOUNTS RECEIVABLE (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Gross accounts receivable balance $ 3,762 $ 4,171
Allowance for bad debt (2,222) (2,207)
Accounts receivable, net $ 1,540 $ 1,964
AI-based products and services | Product Concentration Risk    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Percentage of gross trade receivables 63.00%