Investments in Unconsolidated Entities and International Investments - Combined Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
REVENUE:
Lease income	$ 1,215,470	$ 1,207,923	$ 3,618,035	$ 3,511,806
Other income	71,662	61,607	188,464	200,465
Total revenue	1,315,786	1,296,554	3,891,550	3,790,652
EXPENSES:
Property operating	120,858	108,556	336,929	291,248
Depreciation and amortization	301,754	311,381	910,190	942,851
Real estate taxes	109,932	117,094	333,611	347,800
Repairs and maintenance	21,639	21,735	63,993	62,126
Advertising and promotion	27,102	38,635	72,429	87,685
Other	30,810	31,253	106,649	84,180
Total operating expenses	663,590	684,230	1,992,202	1,968,994
OPERATING INCOME BEFORE OTHER ITEMS	652,196	612,324	1,899,348	1,821,658
Interest expense	(187,878)	(199,772)	(560,353)	(602,207)
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities, net	17,262	108,543	879	201,600
CONSOLIDATED NET INCOME	621,847	778,648	1,679,637	1,994,977
Income from Unconsolidated Entities	163,086	198,524	434,343	562,138
Unconsolidated properties | Equity Method Investees excluding Klepierre and TRG and other platform investments
EXPENSES:
Third-Party Investors' Share of Net Income	83,222	82,639	280,919	243,525
Our Share of Net Income	91,086	82,504	290,086	240,723
Amortization of Excess Investment	(14,928)	(15,199)	(45,153)	(49,794)
Our Share of Gain on Sale or Disposal of Assets and Interest in Other Income in the Consolidated Financial Statements				(14,941)
Our Share of Gain on Sale or Disposal of Assets and Interests in Unconsolidated Entities, net	(2,532)		(2,532)
Income from Unconsolidated Entities	73,626	67,305	242,401	175,988
Unconsolidated properties | Equity Method Investees excluding Klepierre and TRG and other platform investments
REVENUE:
Lease income	710,084	719,723	2,142,068	2,053,826
Other income	72,355	67,630	258,446	204,923
Total revenue	782,439	787,353	2,400,514	2,258,749
EXPENSES:
Property operating	153,002	151,008	445,214	420,174
Depreciation and amortization	169,453	170,568	504,926	512,165
Real estate taxes	59,008	66,221	187,697	203,242
Repairs and maintenance	17,632	18,274	58,322	53,625
Advertising and promotion	17,153	18,238	52,718	52,479
Other	48,866	43,400	146,595	113,042
Total operating expenses	465,114	467,709	1,395,472	1,354,727
OPERATING INCOME BEFORE OTHER ITEMS	317,325	319,644	1,005,042	904,022
Interest expense	(147,539)	(154,501)	(438,559)	(453,145)
Gain on sale or disposal of, or recovery on, assets and interests in unconsolidated entities, net	4,522		4,522	33,371
CONSOLIDATED NET INCOME	$ 174,308	$ 165,143	$ 571,005	$ 484,248