CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Dec. 31, 2016	Dec. 31, 2015
CONSOLIDATED BALANCE SHEETS
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	22,501,640	22,387,797
Common Stock, shares outstanding	22,501,640	22,387,797