Investments in Unconsolidated Entities and International Investments - Combined Balance Sheets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
ASSETS:
Investment properties, at cost	$ 39,494,402	$ 39,285,138
Less - accumulated depreciation	18,014,303	17,716,788
Investment properties, at cost, net	21,480,099	21,568,350
Cash and cash equivalents	1,251,105	1,168,991
Tenant receivables and accrued revenue, net	793,437	826,126
Right-of-use assets, net	524,920	484,073
Deferred costs and other assets	1,124,834	1,117,716
Total assets	33,696,691	34,283,495
Liabilities and Partners' Deficit:
Mortgages	25,519,340	26,033,423
Accounts payable, accrued expenses, intangibles, and deferred revenues	1,527,859	1,693,248
Lease liabilities	525,681	484,861
Other liabilities	635,781	621,601
Total liabilities	29,934,567	30,595,897
Preferred units	177,528	195,949
Total liabilities and equity	33,696,691	34,283,495
Unconsolidated properties | Equity Method Investees excluding Jamestown, Klepierre, TRG and other platform investments
Our Share of:
Partners' deficit	(1,195,321)	(1,258,809)
Add: Excess Investment	1,140,083	1,173,852
Our net (deficit) Investment in unconsolidated entities, at equity	(55,238)	(84,957)
Unconsolidated properties | Equity Method Investees excluding Jamestown, Klepierre, TRG and other platform investments
ASSETS:
Investment properties, at cost	19,151,115	19,315,578
Less - accumulated depreciation	8,859,314	8,874,745
Investment properties, at cost, net	10,291,801	10,440,833
Cash and cash equivalents	1,331,870	1,372,377
Tenant receivables and accrued revenue, net	458,425	505,933
Right-of-use assets, net	117,569	126,539
Deferred costs and other assets	568,838	537,943
Total assets	12,768,503	12,983,625
Liabilities and Partners' Deficit:
Mortgages	14,056,723	14,282,839
Accounts payable, accrued expenses, intangibles, and deferred revenues	956,184	1,032,217
Lease liabilities	107,873	116,535
Other liabilities	363,647	368,582
Total liabilities	15,484,427	15,800,173
Preferred units	67,450	67,450
Partners' deficit	(2,783,374)	(2,883,998)
Total liabilities and equity	$ 12,768,503	$ 12,983,625
Unconsolidated properties | Maximum
Our Share of:
Estimated life of investment property	40 years