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MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK (Tables)
6 Months Ended
Jun. 30, 2013
MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK [Abstract]  
Summary of customers that represent greater than or equal to 10% of total gross sales
As of June 30, 2013, three customers accounted for 19%, 18%, and 13% of trade accounts receivable, respectively. As of December 31, 2012, one customer accounted for 30% of trade accounts receivable.
A significant portion of sales is derived from certain customer relationships. The following is a summary of customers that represent greater than or equal to 10% of total gross sales:

 
 
Three Months Ended June 30,
  
Six Months Ended June 30,
 
 
 
2013
  
2012
  
2013
  
2012
 
Customer A
  
19
%
  
11
%
  
12
%
  
8
%
Customer B
  
19
%
  
2
%
  
10
%
  
1
%
Customer C
  
6
%
  
16
%
  
7
%
  
10
%
Customer D
  
6
%
  
14
%
  
9
%
  
13
%
Customer E
  
1
%
  
17
%
  
16
%
  
30
%