Consolidated Statements Of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
REVENUES
Rental revenues	$ 25,710	$ 20,515	$ 50,177	$ 40,513
Tenant expense reimbursements	7,068	5,302	14,042	10,961
Total revenues	32,778	25,817	64,219	51,474
COSTS AND EXPENSES
Property operating expenses	8,452	7,102	16,999	14,856
Depreciation and amortization	9,076	8,080	18,260	16,342
General and administrative	6,030	4,298	10,209	7,738
Acquisition costs	10	484	11	1,443
Total costs and expenses	23,568	19,964	45,479	40,379
OTHER INCOME (EXPENSE)
Interest and other income	23	6	58	19
Interest expense, including amortization	(3,806)	(3,076)	(7,572)	(6,146)
Gain on sales of real estate investments	10,100		10,100	5,248
Total other income and expenses	6,317	(3,070)	2,586	(879)
Net income	15,527	2,783	21,326	10,216
Preferred stock dividends	(891)	(891)	(1,783)	(1,783)
Net income, net of preferred stock dividends	14,636	1,892	19,543	8,433
Allocation to participating securities	(107)	(15)	(141)	(72)
Net income available to common stockholders, net of preferred stock dividends	$ 14,529	$ 1,877	$ 19,402	$ 8,361
EARNINGS PER COMMON SHARE - BASIC AND DILUTED:
Net income available to common stockholders, net of preferred stock dividends	$ 0.29	$ 0.04	$ 0.40	$ 0.19
BASIC AND DILUTED WEIGHTED AVERAGE COMMON SHARES OUTSTANDING	50,325,668	43,839,910	48,992,899	43,417,508