Condensed Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenues
Rental revenues	$ 25,305	$ 21,303	$ 72,839	$ 59,401
General contracting and real estate services revenues	38,552	53,822	108,555	129,959
Total revenues	63,857	75,125	181,394	189,360
Expenses
Rental expenses	5,834	4,865	16,234	14,256
Real estate taxes	2,356	2,056	7,087	5,672
General contracting and real estate services expenses	37,274	51,716	104,336	125,141
Depreciation and amortization	8,885	6,317	25,636	16,991
General and administrative expenses	2,156	1,873	6,864	6,297
Acquisition, development and other pursuit costs	345	288	1,486	1,050
Impairment charges	149	0	184	23
Total expenses	56,999	67,115	161,827	169,430
Operating income	6,858	8,010	19,567	19,930
Interest income	1,024	0	1,928	0
Interest expense	(4,124)	(3,518)	(11,893)	(9,922)
Loss on extinguishment of debt	(82)	(3)	(82)	(410)
Gain on real estate dispositions	3,753	0	30,440	13,407
Change in fair value of interest rate derivatives	498	(51)	(2,264)	(238)
Other income	35	17	154	56
Income before taxes	7,962	4,455	37,850	22,823
Income tax provision	(16)	(118)	(240)	(83)
Net income	7,946	4,337	37,610	22,740
Net income attributable to noncontrolling interests	(2,734)	(1,649)	(12,994)	(8,426)
Net income attributable to stockholders	$ 5,212	$ 2,688	$ 24,616	$ 14,314
Net income per share and unit:
Basic and diluted (in dollars per share)	$ 0.15	$ 0.10	$ 0.77	$ 0.56
Weighted-average outstanding:
Common shares (in shares)	33,792	25,958	31,913	25,532
Common units (in shares)	17,720	15,919	16,956	15,159
Basic and diluted (in shares)	51,512	41,877	48,869	40,691
Dividends and distributions declared per common share and unit (in dollars per share)	$ 0.18	$ 0.17	$ 0.54	$ 0.51
Comprehensive income:
Net income	$ 7,946	$ 4,337	$ 37,610	$ 22,740
Unrealized cash flow hedge losses	0	(1,026)	0	(1,574)
Realized cash flow hedge losses reclassified to net income	0	13	0	13
Comprehensive income	7,946	3,324	37,610	21,179
Comprehensive income attributable to noncontrolling interests	(2,734)	(1,264)	(12,994)	(7,837)
Comprehensive income attributable to stockholders	$ 5,212	$ 2,060	$ 24,616	$ 13,342