Consolidated Statements Of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
REVENUES
Rental revenues	$ 54,128	$ 35,871	$ 23,057
Tenant expense reimbursements	14,747	9,658	6,278
Total revenues	68,875	45,529	29,335
COSTS AND EXPENSES
Property operating expenses	19,161	12,771	8,562
Depreciation and amortization	19,170	12,481	8,728
General and administrative	9,496	8,423	6,403
Acquisition costs	3,740	3,298	2,238
Total costs and expenses	51,567	36,973	25,931
OTHER INCOME (EXPENSE)
Interest and other income	1	109	37
Interest expense, including amortization	(6,591)	(6,214)	(5,472)
Total other income and expenses	(6,590)	(6,105)	(5,435)
Income (loss) from continuing operations	10,718	2,451	(2,031)
Discontinued operations
Income from discontinued operations		1,412	2,059
Gain on sales of real estate investments		2,778	4,037
Income from discontinued operations		4,190	6,096
Net income	10,718	6,641	4,065
Preferred stock dividends	(3,565)	(3,565)	(1,604)
Net income, net of preferred stock dividends	7,153	3,076	2,461
Allocation to participating securities	(27)	(20)	(24)
Net income available to common stockholders, net of preferred stock dividends	$ 7,126	$ 3,056	$ 2,437
EARNINGS PER COMMON SHARE - BASIC AND DILUTED:
Income (loss) from continuing operations available to common stockholders, net of preferred stock dividends	$ 0.23	$ (0.05)	$ (0.28)
Income from discontinued operations		$ 0.20	$ 0.47
Net income available to common stockholders, net of preferred stock dividends	$ 0.23	$ 0.15	$ 0.19
BASIC AND DILUTED WEIGHTED AVERAGE COMMON SHARES OUTSTANDING	30,433,017	21,011,276	13,135,440