Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Assets
Real estate investments, net of accumulated depreciation of $336,636 and $282,812 as of September 30, 2017 and December 31, 2016, respectively (in usd)	$ 336,689	$ 282,812
Equity
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	5,750,000	5,750,000
Preferred stock, shares outstanding	5,750,000	5,750,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	250,000,000
Common stock, shares issued	175,832,213	65,285,614
Common stock, shares outstanding	175,832,213	65,285,614