CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
OPERATING ACTIVITIES:
Net income	$ 57,815		$ 51,327		$ 49,443
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization - continuing and discontinued operations	24,706		22,153		19,623
Stock-based compensation expense	2,591		1,819		1,467
Gain on sale of assets, net	(1,605)		(16)
Straight-line rental income - continuing and discontinued operations	(3,955)	[1]	(3,264)	[1]	(3,728)	[1]
Provision (recovery) for doubtful accounts	2,180		(101)		(13)
Non-cash interest related to earn-out liabilities	256		439		464
Capitalized interest	(932)		(130)		(45)
Other non-cash items, net	1,441		1,460		1,344
Decrease in interest receivable	32		535		56
Increase in accrued interest payable	145		1,923		681
Net change in other assets and liabilities	3,519		545		1,167
Net cash provided by operating activities	86,193		76,690		70,459
INVESTING ACTIVITIES:
Investment in real estate properties, net	(19,040)		(166,750)		(96,294)
Investment in real estate developments, net	(23,605)		(9,957)		(50)
Investment in real estate capital improvements, net	(6,992)		(1,132)		(3,135)
Proceeds from sale of real estate investments, net	11,001		1,271
Investment in real estate mortgages	(129,358)		(7,719)
Principal payments received on mortgage loans receivable	1,933		21,633		5,967
Proceeds from redemption of marketable securities			6,500
Advances under notes receivable	(1,004)		(2,930)		(232)
Principal payments received on notes receivable	3,110		569		731
Net cash used in investing activities	(163,955)		(158,515)		(93,013)
FINANCING ACTIVITIES:
Bank borrowings	93,000		153,500		167,600
Repayment of bank borrowings	(187,500)		(94,000)		(149,300)
Proceeds from issuance of senior unsecured notes	70,000		85,800		50,000
Principal payments on mortgage loan payable and bonds payable	(600)		(565)		(530)
Payment of earn-out liabilities	(7,000)				(4,000)
Proceeds from common stock offering	176,260				103,631
Stock option exercises	523		1,926		120
Distributions paid to stockholders	(66,904)		(57,785)		(56,572)
Redemption of preferred stock					(88,413)
Redemption of non-controlling interests			(2,764)
Distributions paid to non-controlling interests	(7)		(78)		(191)
Financing costs paid	(171)		(1,426)		(2,286)
Other	(252)
Net cash provided by financing activities	77,349		84,608		20,059
(Decrease) increase in cash and cash equivalents	(413)		2,783		(2,495)
Cash and cash equivalents, beginning of year	7,191		4,408		6,903
Cash and cash equivalents, end of year	6,778		7,191		4,408
Supplemental disclosure of cash flow information:
Interest paid	$ 11,398		$ 7,452		$ 5,070

[1] During 2013, 2012 and 2011, we recorded $22, $131, and $238, respectively, in straight-line rental income from a lessee that qualifies as a related party because the lessee's former Chief Executive Officer is on our Board of Directors. See Note 12. Transactions with Related Party for further discussion.