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CONDENSED CONSOLIDATED AND COMBINED BALANCE SHEETS (Parentheticals) - $ / shares
Jun. 30, 2017
Dec. 31, 2016
Statement of Financial Position [Abstract]    
Common stock par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 200,000,000 200,000,000
Common stock, shares issued 30,482,966 30,482,966
Common stock, shares outstanding 30,482,966 30,482,966
Preferred stock par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 50,000,000 50,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0