Stock-based Payments and Director Fees - Schedule of Management Fees and Director Fees (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares (in shares)	3,468	65,065
Amount of expense recognized	$ 40	$ 766
Management fees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares (in shares)	0	62,301
Amount of expense recognized	$ 0	$ 728
Independent director fees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares (in shares)	3,468	2,764
Amount of expense recognized	$ 40	$ 38