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Consolidated Balance Sheets (unaudited) (Parenthetical) - $ / shares
Mar. 31, 2017
Dec. 31, 2016
Statement Of Financial Position [Abstract]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 250,000,000 250,000,000
Common stock shares issued 15,065,551 7,074,246
Common stock, shares outstanding 15,065,551 7,074,246