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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2016
Dec. 31, 2015
Condensed Consolidated Balance Sheets [Abstract]    
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock shares authorized 50,000,000 50,000,000
Preferred stock shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock shares authorized 100,000,000 100,000,000
Common stock shares issued 21,043,563 21,303,702
Common stock shares outstanding 21,043,563 21,303,702