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Subsequent Event
12 Months Ended
Dec. 31, 2011
Subsequent Event [Abstract]  
Subsequent Event
16. SUBSEQUENT EVENT

On February 15, 2012, the Company completed a registered direct equity financing transaction in which it raised gross proceeds of $17,527,500. The Company issued 1,845,000 common shares related to this transaction. The Company expects to realize net proceeds of approximately $16,225,000 after investment banker commissions, legal expenses and other expenses associated with the transaction.