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STOCK-BASED COMPENSATION PLAN AND WARRANTS, WARRANTS (Details) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2013
Mar. 31, 2013
Jun. 30, 2014
Jun. 30, 2013
Feb. 28, 2013
Jun. 30, 2013
Investors [Member]
Mar. 31, 2013
Investors [Member]
Mar. 31, 2013
Common Stock [Member]
Mar. 31, 2013
Warrant [Member]
Jun. 30, 2014
Warrant [Member]
Dec. 31, 2013
Warrant [Member]
Jun. 30, 2013
Warrant [Member]
Investors [Member]
Mar. 31, 2013
Warrant [Member]
Investors [Member]
Jun. 30, 2014
Warrant [Member]
Minimum [Member]
Jun. 30, 2014
Warrant [Member]
Maximum [Member]
Class of Warrant or Right [Line Items]                              
Inception to date, weighted average issue price (in dollars per share)                           $ 0.01 $ 1.50
Warrants [Roll Forward]                              
Outstanding at beginning of period (in shares)                 23,392,811 16,688,265 23,392,811        
Granted (in shares)                   0 4,010,295        
Exercised (in shares)   (1,756,088)       (287,006) (82,753)     0 (2,287,730) (287,006) (82,753)    
Cashless Exercises (in shares)                   0 (8,082,535)        
Expired and Cancelled (in shares)                   (196,914) (344,576)        
Outstanding, end of period (in shares)                   16,491,351 16,688,265        
Exercisable at end of period (in shares)                   16,491,351 16,688,265        
Warrants weighted average exercise price [Roll Forward]                              
Outstanding at beginning of period (in dollar per share) $ 1.50       $ 1.25       $ 1.46 $ 1.44 $ 1.46        
Granted (in dollar per share)                   $ 0 $ 1.18        
Exercised (in dollar per share)                   $ 0 $ 1.28        
Cashless Exercises (in dollar per share)                   $ 0 $ 1.43        
Expired and cancelled (in dollar per share)                   $ 0.74 $ 0.88        
Outstanding, end of period (in dollar per share)   $ 1.50     $ 1.25         $ 1.44 $ 1.44        
Exercisable at end of period (in dollar per share)                   $ 1.44 $ 1.44        
Warrants exercised (in shares)   1,756,088       287,006 82,753     0 2,287,730 287,006 82,753    
Exercised cashless warrants (in shares)   1,756,088           318,490       617,844 617,844    
Proceeds from exercise of warrants     $ 0 $ 2,405,989         $ 2,195,110     $ 180,369 $ 30,511    
Common shares issued upon exercise of warrants 318,490 318,490