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Consolidated Balance Sheets (Parenthetical) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Common Stock, par value $ 0.001 $ 0.001
Common Stock, shares authorized 100,000,000 100,000,000
Common Stock, shares issued 14,961,637 11,552,551
Common Stock, shares outstanding 14,961,637 11,552,551
Common Stock, unvested restricted share awards 669,304 757,826
Voting Non-Convertible Preferred Stock [Member]
    
Preferred Stock, par value $ 0.001 $ 0.001
Preferred Stock, shares authorized 50,000,000 50,000,000
Preferred Stock, shares issued 4,983,557 4,983,557
Preferred Stock, shares outstanding 4,983,557 4,983,557