Consolidated Statements of Equity - USD ($) shares in Thousands, $ in Thousands	Common stock	Additional Paid-in Capital	Retained Earnings (Deficit)	Cumulative Dividends	Non-controlling interest OP units	Non-controlling interest	OP units	Total
Balance at Dec. 31, 2015	$ 118	$ 114,783	$ 659	$ (7,188)		$ 30,162		$ 138,534
Balance (in shares) at Dec. 31, 2015	11,979
Increase (decrease) in shareholders' equity
Net income (loss)			(481)			(67)		(548)
Grant of unvested restricted stock (in shares)	109
Issuance of stock under the at-the-market offering, net of costs	$ 8	7,592						7,600
Issuance of stock under the at-the-market offering, net of costs (in shares)	697
Costs incurred related to the at-the-market offering, net of costs of $104								(81)
Conversion of OP units to shares of common stock	$ 4	4,183				(4,187)
Conversion of OP units to shares of common stock (in shares)	428
Stock based compensation		558						558
Dividends and distributions accrued or paid		(1,170)		(3,282)		(1,509)		(5,961)
Issuance of OP units as partial consideration for asset acquisitions					$ 28,825		$ 28,825
Reclassification of common units from mezzanine equity						9,518		9,518
Forfeiture of unvested restricted stock		(1)						(1)
Forfeiture of unvested restricted stock (in shares)	(4)
Adjustments to non-controlling interest resulting from changes in ownership of the Operating Partnership		4,193				(4,193)
Balance at Jun. 30, 2016	$ 130	130,138	178	(10,470)		58,549		178,525
Balance (in shares) at Jun. 30, 2016	13,209
Balance at Dec. 31, 2016	$ 172	172,100	4,103	(14,473)		53,692		215,594
Balance (in shares) at Dec. 31, 2016	17,351
Increase (decrease) in shareholders' equity
Net income (loss)			60			(41)		19
Grant of unvested restricted stock (in shares)	206
Costs incurred related to the at-the-market offering, net of costs of $104		(104)						(104)
Conversion of OP units to shares of common stock	$ 4	4,491				(4,495)
Conversion of OP units to shares of common stock (in shares)	457
Stock based compensation		788						788
Dividends and distributions accrued or paid			(1,755)	(8,323)		(1,666)		(11,744)
Issuance of common stock as partial consideration for asset acquisition and business combination	$ 148	168,835						168,983
Issuance of common stock as partial consideration for asset acquisition and business combination (in shares)	14,815
Issuance of OP units as partial consideration for business combination						2,493		2,493
Issuance of OP units as partial consideration for asset acquisitions					$ 10,033		$ 10,033
Adjustments to non-controlling interest resulting from changes in ownership of the Operating Partnership		(3,219)				3,219
Balance at Jun. 30, 2017	$ 324	$ 342,891	$ 2,408	$ (22,796)		$ 63,235		$ 386,062
Balance (in shares) at Jun. 30, 2017	32,829