XML 49 R35.htm IDEA: XBRL DOCUMENT v3.19.1
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - 10% or Greater Revenue [Member]
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Concentration Risk [Line Items]    
Total 100.00% 100.00%
Customer A [Member]    
Concentration Risk [Line Items]    
Total [1] 15.80% 29.70%
All Other [Member]    
Concentration Risk [Line Items]    
Total 84.20% 70.30%
[1] Revenues from customer A are derived from a customer located in Sweden. Revenues from all other customers were mainly derived from the United States. Receivables from customer B are obtained from a customer located in China.