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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Jun. 30, 2012
Product sales
Customer concentration
Three Wholesalers
Jun. 30, 2011
Product sales
Customer concentration
Three Wholesalers
Jun. 30, 2012
Product sales
Customer concentration
Three Wholesalers
wholesaler
Jun. 30, 2011
Product sales
Customer concentration
Three Wholesalers
Trade Accounts Receivable and Allowance for Doubtful Accounts            
Trade accounts receivable $ 45 $ 116        
Product's sales (as a percent)     90.00% 92.00% 88.00% 91.00%
Number of wholesalers         3