Condensed Consolidated Statement of Equity - 3 months ended Mar. 31, 2018 - USD ($) $ in Thousands	Total	Common Stock	Additional paid-in capital	Distributions in excess of earnings	Total stockholders' equity	Noncontrolling interests
Beginning balance (in shares) at Dec. 31, 2017	44,937,763	44,937,763
Beginning balance at Dec. 31, 2017	$ 420,283	$ 449	$ 287,407	$ (61,166)	$ 226,690	$ 193,593
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	6,983			5,040	5,040	1,943
Restricted stock awards (in shares)		105,362
Restricted stock awards	500	$ 1	499		500
Restricted stock award forfeitures (in shares)		(550)
Restricted stock award forfeitures	(4)		(4)		(4)
Issuance of operating partnership units for acquisitions	1,696					1,696
Redemption of operating partnership units (in shares)		163,000
Redemption of operating partnership units	(5)	$ 2	1,797		1,799	(1,804)
Dividends and distributions declared	$ (12,552)			(9,064)	(9,064)	(3,488)
Ending balance, shares (in shares) at Mar. 31, 2018	45,205,575	45,205,575
Ending balance at Mar. 31, 2018	$ 416,901	$ 452	$ 289,699	$ (65,190)	$ 224,961	$ 191,940