Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues
Rental revenues	$ 28,699	$ 27,232
General contracting and real estate services revenues	23,050	63,519
Total revenues	51,749	90,751
Expenses
Rental expenses	6,424	6,068
Real estate taxes	2,813	2,509
General contracting and real estate services expenses	22,414	61,196
Depreciation and amortization	9,278	9,475
General and administrative expenses	2,961	2,986
Acquisition, development and other pursuit costs	84	47
Impairment charges	0	4
Total expenses	43,974	82,285
Operating income	7,775	8,466
Interest income	2,232	1,398
Interest expense	(4,373)	(4,535)
Gain on real estate dispositions	0	3,395
Change in fair value of interest rate derivatives	969	294
Other income	114	37
Income before taxes	6,717	9,055
Income tax benefit (provision)	266	(302)
Net income	6,983	8,753
Net income attributable to noncontrolling interests	(1,943)	(2,817)
Net income attributable to stockholders	$ 5,040	$ 5,936
Net income attributable to stockholders per share (basic and diluted) (in dollars per share)	$ 0.11	$ 0.16
Weighted-average common shares outstanding (basic and diluted) (in shares)	45,132	37,622
Dividends and distributions declared per common share and unit (in dollars per share)	$ 0.2	$ 0.19