Investments in Unconsolidated Entities and International Investments - Combined Balance Sheets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
ASSETS:
Investment properties, at cost	$ 39,664,271	$ 39,285,138
Less - accumulated depreciation	18,298,345	17,716,788
Investment properties, at cost, net	21,365,926	21,568,350
Cash and cash equivalents	1,234,433	1,168,991
Tenant receivables and accrued revenue, net	793,107	826,126
Right-of-use assets, net	523,232	484,073
Deferred costs and other assets	1,129,286	1,117,716
Total assets	33,376,971	34,283,495
Liabilities and Partners' Deficit:
Mortgages	25,287,745	26,033,423
Accounts payable, accrued expenses, intangibles, and deferred revenues	1,627,309	1,693,248
Lease liabilities	523,966	484,861
Other liabilities	620,500	621,601
Total liabilities	29,790,258	30,595,897
Preferred units	188,699	195,949
Total liabilities and equity	33,376,971	34,283,495
Unconsolidated properties | Equity Method Investees excluding Jamestown, Klepierre, TRG and other platform investments
Our Share of:
Partners' deficit	(1,218,503)	(1,258,809)
Add: Excess Investment	1,118,300	1,173,852
Our net (deficit) Investment in unconsolidated entities, at equity	(100,203)	(84,957)
Unconsolidated properties | Equity Method Investees excluding Jamestown, Klepierre, TRG and other platform investments
ASSETS:
Investment properties, at cost	19,140,474	19,315,578
Less - accumulated depreciation	8,955,109	8,874,745
Investment properties, at cost, net	10,185,365	10,440,833
Cash and cash equivalents	1,196,158	1,372,377
Tenant receivables and accrued revenue, net	450,435	505,933
Right-of-use assets, net	110,547	126,539
Deferred costs and other assets	570,976	537,943
Total assets	12,513,481	12,983,625
Liabilities and Partners' Deficit:
Mortgages	14,006,373	14,282,839
Accounts payable, accrued expenses, intangibles, and deferred revenues	867,192	1,032,217
Lease liabilities	101,039	116,535
Other liabilities	369,833	368,582
Total liabilities	15,344,437	15,800,173
Preferred units	67,450	67,450
Partners' deficit	(2,898,406)	(2,883,998)
Total liabilities and equity	$ 12,513,481	$ 12,983,625
Unconsolidated properties | Maximum
Our Share of:
Estimated life of investment property	40 years