CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
REVENUE
Rental	$ 241,431	$ 221,868	$ 476,554	$ 435,989
Tenant reimbursements	11,607	6,169	21,570	12,597
Other	822	609	2,604	1,632
Total revenue	253,860	228,646	500,728	450,218
EXPENSES
Depreciation and amortization	101,101	92,894	199,138	182,864
Interest	58,680	52,712	117,148	104,432
General and administrative	12,609	11,587	25,471	24,473
Property (including reimbursable)	14,937	10,127	28,914	20,704
Income taxes	628	570	1,702	1,661
Provisions for impairment	3,230	499	5,317	2,182
Total expenses	191,185	168,389	377,690	336,316
Gain on sales of real estate	3,675	1,964	10,893	3,236
Income from continuing operations	66,350	62,221	133,931	117,138
Income from discontinued operations		20		3,097
Net income	66,350	62,241	133,931	120,235
Net income attributable to noncontrolling interests	(263)	(339)	(581)	(671)
Net income attributable to the Company	66,087	61,902	133,350	119,564
Preferred stock dividends	(6,770)	(10,482)	(13,540)	(20,965)
Net income available to common stockholders	$ 59,317	$ 51,420	$ 119,810	$ 98,599
Income from continuing operations:
Basic (in dollars per share)	$ 0.26	$ 0.23	$ 0.52	$ 0.45
Diluted (in dollars per share)	0.25	0.23	0.52	0.45
Net income:
Basic (in dollars per share)	0.26	0.23	0.52	0.46
Diluted (in dollars per share)	$ 0.25	$ 0.23	$ 0.52	$ 0.46
Weighted average common shares outstanding:
Basic (in shares)	232,403,586	220,979,955	228,932,782	214,039,692
Diluted (in shares)	232,886,185	221,360,641	229,378,784	214,406,651