MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK (Tables)
 12 Months Ended
Dec. 31, 2016
MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK [Abstract]  
Summary of customers that represent greater than or equal to 10% of total gross sales and receivables
The following is a summary of customers that represent 10% or more of total net accounts receivable as of December 31, 2016 and 2015:

  
December 31,
2016
  
December 31,
2015
 
Customer A
  
13
%
  **
%
Customer B
  
*
%
  
17
%
Customer C
  
*
%
  
14
%
Customer D
  
*
%
  
11
%
Customer E
  
*
%
  
10
%

* Customers B, C, D, and E did not have individual balances that represented 10% or more of total net accounts receivable as of December 31, 2016.
** Customer A did not have an individual balance that represented 10% or more of the total net accounts receivable as of December 31, 2015.

The following is a summary of customers that represent greater than or equal to 10% of total gross sales for the years ended December 31, 2016 and 2015:

  
Year Ended December 31,
 
  
2016
  
2015
 
Customer D
  
23
%
  
25
%
Customer F
  
17
%
  
11
%