Consolidated Statements of Equity - USD ($) $ in Thousands	Common stock	Additional Paid-in Capital	Retained Earnings (Deficit)	Cumulative Dividends	Other Comprehensive Income.	Non-controlling Interest in Operating Partnership	Total
Balance at Dec. 31, 2018	$ 300	$ 332,996	$ 4,852	$ (42,695)	$ (865)	$ 44,685	$ 339,273
Balance (in shares) at Dec. 31, 2018	30,594,000
Increase (decrease) in shareholders' equity
Net income			8			1	9
Grant of unvested restricted stock (in shares)	224,000
Forfeiture of unvested restricted stock		(2)					(2)
Forfeiture of unvested restricted stock (in shares)	(1,000)
Stock based compensation		396					396
Dividends and distributions accrued or paid			(3,127)	(1,591)		(120)	(4,838)
Net change associated with current period hedging transactions					(215)		(215)
Conversion of Common units to shares of common stock	$ 22	21,292				(21,314)
Conversion of Common units to shares of common stock (in shares)	2,185,000
Repurchase and cancellation of shares	$ (12)	(6,528)					(6,540)
Repurchase and cancellation of shares (in shares)	(1,166,000)
Adjustment to non-controlling interest resulting from changes in ownership of the Operating Partnership		(79)				79
Balance at Mar. 31, 2019	$ 310	348,075	1,733	(44,286)	(1,080)	23,331	328,083
Balance (in shares) at Mar. 31, 2019	31,836,000
Balance at Dec. 31, 2018	$ 300	332,996	4,852	(42,695)	(865)	44,685	339,273
Balance (in shares) at Dec. 31, 2018	30,594,000
Increase (decrease) in shareholders' equity
Issuance of stock (in shares)	2,678,187
Balance at Dec. 31, 2019	$ 292	338,387	6,251	(48,784)	(1,644)	19,044	313,546
Balance (in shares) at Dec. 31, 2019	29,952,000
Increase (decrease) in shareholders' equity
Net income			394			25	419
Issuance of stock (in shares)	0
Grant of unvested restricted stock (in shares)	139,000
Stock based compensation		242					242
Dividends and distributions accrued or paid			(3,115)	(1,498)		(95)	(4,708)
Net change associated with current period hedging transactions					(1,583)		(1,583)
Repurchase and cancellation of shares	$ (3)	(1,396)					(1,399)
Repurchase and cancellation of shares (in shares)	(225,000)
Adjustment to non-controlling interest resulting from changes in ownership of the Operating Partnership		224				(224)
Balance at Mar. 31, 2020	$ 289	$ 337,457	$ 3,530	$ (50,282)	$ (3,227)	$ 18,750	$ 306,517
Balance (in shares) at Mar. 31, 2020	29,866,000