Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
REVENUE:
Minimum rent	$ 3,142,347	$ 2,962,295	$ 2,775,919
Overage rent	194,070	207,104	214,758
Tenant reimbursements	1,445,623	1,362,412	1,258,165
Management fees and other revenues	158,466	138,226	126,972
Other income	325,597	200,781	168,035
Total revenue	5,266,103	4,870,818	4,543,849
EXPENSES:
Property operating	425,983	398,598	371,044
Depreciation and amortization	1,177,568	1,143,827	1,107,700
Real estate taxes	432,840	384,189	368,683
Repairs and maintenance	101,369	100,016	98,219
Advertising and promotion	134,854	136,656	117,894
Provision for credit losses	6,635	12,001	7,165
Home and regional office costs	154,816	158,576	140,931
General and administrative	60,329	59,958	59,803
Other	102,836	91,655	83,741
Total operating expenses	2,597,230	2,485,476	2,355,180
OPERATING INCOME	2,668,873	2,385,342	2,188,669
Interest expense	(923,697)	(992,601)	(1,082,081)
Loss on extinguishment of debt	(120,953)	(127,573)
Income and other taxes	(20,170)	(28,085)	(39,538)
Income from unconsolidated entities	284,806	226,774	206,380
Gain upon acquisition of controlling interests and sale or disposal of assets and interests in unconsolidated entities, net	250,516	158,308	93,363
Consolidated income from continuing operations	2,139,375	1,622,165	1,366,793
Discontinued operations and gain on disposal		67,524	184,797
Discontinued operations transaction expenses		(38,163)
CONSOLIDATED NET INCOME	2,139,375	1,651,526	1,551,590
Net income attributable to noncontrolling interests	311,655	242,938	231,949
Preferred dividends	3,337	3,337	3,337
NET INCOME ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ 1,824,383	$ 1,405,251	$ 1,316,304
BASIC AND DILUTED EARNINGS PER COMMON SHARE:
Income from continuing operations (in dollars per share)	$ 5.88	$ 4.44	$ 3.73
Discontinued operations (in dollars per share)		0.08	0.51
Net income attributable to common stockholders (in dollars per share)	$ 5.88	$ 4.52	$ 4.24
Consolidated Net Income	$ 2,139,375	$ 1,651,526	$ 1,551,590
Unrealized gain on derivative hedge agreements	17,122	5,220	7,101
Net (gain) loss reclassified from accumulated other comprehensive loss into earnings	(69,189)	10,789	9,205
Currency translation adjustments	(160,312)	(101,799)	2,865
Changes in available-for-sale securities and other	(11,200)	102,816	(1,479)
Comprehensive income	1,915,796	1,668,552	1,569,282
Comprehensive income attributable to noncontrolling interests	279,720	245,210	234,536
Comprehensive income attributable to common stockholders	$ 1,636,076	$ 1,423,342	$ 1,334,746