Condensed Consolidated Statement of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income	$ 10,328	$ 3,335
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	14,860	12,377
Non-cash interest income adjustments	9	0
Amortization of deferred financing costs	1,447	995
Stock-based compensation expense	3,842	2,478
Amortization of premium on notes payable	(8)	(8)
Straight-line rental income adjustments	(1,690)	(128)
Changes in operating assets and liabilities:
Prepaid expenses and other assets	(779)	219
Accounts payable and accrued liabilities	(1,914)	485
Restricted cash	(2,008)	(1,825)
Net cash provided by operating activities	24,087	17,928
Cash flows from investing activities:
Acquisitions of real estate	(55,550)	(74,000)
Origination of note receivable	(21,176)	0
Acquisition of note receivable	0	(5,348)
Additions to real estate	(730)	(86)
Net cash used in investing activities	(77,456)	(79,434)
Cash flows from financing activities:
Proceeds from secured revolving credit facility	42,500	0
Proceeds from mortgage notes payables	21,947	0
Principal payments on mortgage notes payable	(22,464)	(1,499)
Payments of deferred financing costs	(3,435)	(270)
Issuance of common stock	144	547
Dividends paid	(24,463)	(8,051)
Net cash provided by (used in) financing activities	14,229	(9,273)
Net decrease in cash and cash equivalents	(39,140)	(70,779)
Cash and cash equivalents, beginning of period	42,250	74,233
Cash and cash equivalents, end of period	3,110	3,454
Supplemental disclosure of cash flow information:
Interest paid	$ 14,677	$ 14,476