Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
REVENUE:
Minimum rent	$ 746,198	$ 649,570	$ 1,448,295	$ 1,293,902
Overage rent	31,427	21,980	59,107	39,121
Tenant reimbursements	330,470	285,623	636,857	567,048
Management fees and other revenues	28,347	31,259	60,634	61,751
Other income	51,624	52,429	102,142	98,913
Total revenue	1,188,066	1,040,861	2,307,035	2,060,735
EXPENSES:
Property operating	116,018	109,025	220,758	208,567
Depreciation and amortization	311,863	261,298	596,972	527,608
Real estate taxes	106,777	93,424	205,479	186,688
Repairs and maintenance	26,665	24,657	52,307	55,492
Advertising and promotion	28,549	24,958	49,648	46,846
Provision for credit losses	2,906	274	6,451	1,679
Home and regional office costs	35,104	31,453	67,962	60,509
General and administrative	14,733	8,974	28,622	16,640
Other	24,096	19,226	41,873	38,244
Total operating expenses	666,711	573,289	1,270,072	1,142,273
OPERATING INCOME	521,355	467,572	1,036,963	918,462
Interest expense	(288,560)	(244,517)	(546,636)	(492,634)
Income tax expense of taxable REIT subsidiaries	(991)	(703)	(1,883)	(1,846)
Income from unconsolidated entities	29,132	13,821	59,484	32,441
Gain upon acquisition of controlling interests, sale or disposal of assets and interests in unconsolidated entities, and impairment charge on investment in unconsolidated entities, net		14,349	494,837	13,765
CONSOLIDATED NET INCOME	260,936	250,522	1,042,765	470,188
Net income attributable to noncontrolling interests	44,657	44,567	180,241	83,987
Preferred dividends	834	834	1,669	1,669
NET INCOME ATTRIBUTABLE TO COMMON STOCKHOLDERS	215,445	205,121	860,855	384,532
BASIC EARNINGS PER COMMON SHARE:
Net income attributable to common stockholders (in dollars per share)	$ 0.71	$ 0.70	$ 2.87	$ 1.31
DILUTED EARNINGS PER COMMON SHARE:
Net income attributable to common stockholders (in dollars per share)	$ 0.71	$ 0.70	$ 2.87	$ 1.31
Consolidated Net Income	260,936	250,522	1,042,765	470,188
Unrealized (loss) gain on derivative hedge agreements	(8,587)	(7,740)	3,105	(19,023)
Net loss on derivative instruments reclassified from accumulated other comprehensive income into interest expense	5,138	3,824	10,252	7,768
Currency translation adjustments	(65,453)	8,754	(21,511)	30,653
Changes in available-for-sale securities and other	(666)	25,713	23,869	27,954
Comprehensive income	191,368	281,073	1,058,480	517,540
Comprehensive income attributable to noncontrolling interests	33,025	49,743	183,350	92,016
Comprehensive income attributable to common stockholders	$ 158,343	$ 231,330	$ 875,130	$ 425,524