Quarterly report pursuant to Section 13 or 15(d)

NATURE OF OPERATIONS, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Credit Risk) (Details)

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NATURE OF OPERATIONS, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Credit Risk) (Details)
6 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Accounts Receivable | Customer A [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 44.00%   42.00%
Accounts Receivable | Customer B [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 20.00%   17.00%
Accounts Receivable | Customer C [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 15.00%   13.00%
Accounts Receivable | Customer D [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 12.00%   11.00%
Revenue [Member] | Customer A [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 56.00% 28.00%  
Revenue [Member] | Customer B [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 14.00% 19.00%  
Revenue [Member] | Customer C [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk   18.00%  
Revenue [Member] | Outside of the US [Member]      
Concentration Risk [Line Items]      
Concentration of Credit Risk 17.22%