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STOCK-BASED COMPENSATION (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Options granted during period (in shares)    827,000 985,500 2,136,000
Weighted average exercise price (in dollars per share)    $ 1.14 $ 1.10 $ 3.26
Weighted average grant date fair value (in dollars per share)    $ 0.81 $ 0.77 $ 2.21