CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
REVENUE
Rental	$ 247,578	$ 226,832	$ 724,131	$ 662,822
Tenant reimbursements	10,187	8,275	31,757	20,872
Other	1,124	606	3,729	2,238
Total revenue	258,889	235,713	759,617	685,932
EXPENSES
Depreciation and amortization	104,338	95,260	303,476	278,124
Interest	63,950	52,814	181,098	157,246
General and administrative	10,861	11,025	36,331	35,499
Property (including reimbursable)	13,542	12,770	42,455	33,474
Income taxes	745	697	2,448	2,358
Provisions for impairment	3,864	495	9,182	2,676
Total expenses	197,300	173,061	574,990	509,377
Gain on sales of real estate	6,224	10,975	17,117	14,211
Income from continuing operations	67,813	73,627	201,744	190,766
Income from discontinued operations				3,097
Net income	67,813	73,627	201,744	193,863
Net income attributable to noncontrolling interests	(338)	(344)	(919)	(1,016)
Net income attributable to the Company	67,475	73,283	200,825	192,847
Preferred stock dividends	(6,770)	(9,327)	(20,310)	(30,292)
Excess of redemption value over carrying value of preferred shares redeemed		(6,015)		(6,015)
Net income available to common stockholders	$ 60,705	$ 57,941	$ 180,515	$ 156,540
Amounts available to common stockholders per common share, basic and diluted:
Income from continuing operations (in dollars per share)	$ 0.26	$ 0.26	$ 0.78	$ 0.71
Net income (in dollars per share)	$ 0.26	$ 0.26	$ 0.78	$ 0.72
Weighted average common shares outstanding:
Basic (in shares)	236,211,706	222,061,661	231,434,521	216,804,815
Diluted (in shares)	236,739,942	222,236,071	231,862,767	217,147,035