Earnings per Share - Schedule of Components of Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Basic EPS
Consolidated net income attributable to common stockholders	$ 400	$ 7,330
Allocation of earnings to participating restricted shares	(2)	(84)
Consolidated net income attributable to unrestricted common stockholders	398	7,246
Effect of dilutive securities
Operating Partnership units	0	239
Restricted stock grants and Manager and director fee shares	2	84
Interest expense (add back) and assumed conversion of shares from convertible senior notes(1)	0	2,549
Diluted EPS
Consolidated net income attributable to common stockholders and dilutive securities	$ 400	$ 10,118
Basic EPS
Consolidated net income attributable to unrestricted common stockholders (in shares)	22,070,354	18,811,713
Allocation of earnings to participating restricted shares (in shares)	0	0
Effect of dilutive securities
Operating Partnership units (in shares)	0	624,106
Restricted stock grants and Manager and director fee shares (in shares)	119,630	217,316
Interest expense (add back) and assumed conversion of shares from convertible senior notes (in shares)	0	8,176,313
Diluted EPS
Consolidated net income attributable to common stockholders and dilutive securities (in shares)	22,189,984	27,829,448
Per Share Amount
Consolidated net income attributable to unrestricted common stockholders (in dollars per share)	$ 0.02	$ 0.39
Consolidated net income attributable to common stockholders and dilutive securities (in dollars per share)	$ 0.02	$ 0.36