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MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK
12 Months Ended
Dec. 31, 2014
MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK [Abstract]  
MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK
12.
MAJOR CUSTOMERS AND CONCENTRATION OF CREDIT RISK

As of December 31, 2014 and 2013, one customer accounted for 28% and 21%, respectively, of trade accounts receivable.  One other customer accounted for 11% of trade accounts receivable as of December 31, 2014, but did not account for a significant amount in the prior year.

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:

  
Year Ended December 31,
 
  
2014
  
2013
 
Customer A
  
28
%
  
19
%
Customer B
  
10
%
  
9
%