CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Sep. 30, 2014
Dec. 31, 2013
CONDENSED CONSOLIDATED BALANCE SHEETS    
Common stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Common stock, shares authorized 500,000,000 500,000,000
Common stock, shares issued 23,870,761 22,785,104
Common stock, shares outstanding 23,870,761 22,785,104