CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
OPERATING ACTIVITIES:
Net income	$ 73,081	$ 73,399	$ 57,815
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization (continuing and discontinued operations)	29,431	25,529	24,706
Stock-based compensation expense	4,006	3,253	2,591
Impairment on real estate	2,250
Gain on sale of assets, net	(586)	(4,959)	(1,605)
Income from unconsolidated joint ventures	(1,819)
Income distribution from unconsolidated joint ventures	552
Straight-line rental income	(10,136)	(3,002)	(3,955)
Amortization of lease inducement	1,680	841	660
Provision for doubtful accounts	619	32	2,180
Non-cash interest related to earn-out liabilities	409	18	256
Other non-cash items, net	985	779	726
(Increase) decrease in interest receivable	(3,939)	105	87
Decrease in accrued interest payable	418	132	145
Net change in other assets and liabilities	5,390	(365)	3,519
Net cash provided by operating activities	102,341	95,762	87,125
INVESTING ACTIVITIES:
Investment in real estate properties	(206,340)	(11,650)	(19,040)
Investment in real estate developments	(25,929)	(34,135)	(23,605)
Investment in real estate capital improvements	(7,534)	(13,967)	(6,992)
Capitalized interest	(827)	(1,506)	(932)
Proceeds from sale of real estate investments, net	1,537	33,593	11,001
Investment in real estate mortgage loans receivable	(67,134)	(9,374)	(129,358)
Principal payments received on mortgage loans receivable	4,808	9,155	1,933
Investment in unconsolidated joint ventures	(23,042)
Payment of working capital reserve	(805)
Advances under notes receivable	(1,554)	(1,263)	(1,004)
Principal payments received on notes receivable		113	3,110
Net cash used in investing activities	(326,820)	(29,034)	(164,887)
FINANCING ACTIVITIES:
Bank borrowings	291,000	37,500	93,000
Repayment of bank borrowings	(170,500)	(58,500)	(187,500)
Proceeds from issuance of senior unsecured notes	200,000	30,000	70,000
Principal payments on senior unsecured notes	(29,167)	(4,167)
Principal payments on bonds payable		(2,035)	(600)
Payment of earn-out liabilities			(7,000)
Proceeds from issuance of common stock		24,644	176,260
Stock option exercises	79	1,071	523
Distributions paid to stockholders	(76,765)	(74,431)	(66,904)
Distributions paid to non-controlling interests			(7)
Financing costs paid	(1,178)	(2,132)	(171)
Other	(1,285)	(219)	(252)
Net cash provided (used in) by financing activities	212,184	(48,269)	77,349
(Decrease) increase in cash and cash equivalents	(12,295)	18,459	(413)
Cash and cash equivalents, beginning of period	25,237	6,778	7,191
Cash and cash equivalents, end of period	12,942	25,237	6,778
Supplemental disclosure of cash flow information:
Interest paid	$ 16,078	$ 12,188	$ 10,466