Unconsolidated Affiliates and Noncontrolling Interests - Variable Interest Entities (Details) - USD ($) $ in Thousands		Mar. 31, 2022	Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities	[1]	$ 2,849,324	$ 2,945,979
Unconsolidated VIEs
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities		26,388
Maximum Risk of Loss, Unconsolidated		58,513
Unconsolidated VIEs | Ambassador Infrastructure, LLC
Schedule Of Equity Method Investments [Line Items]
Maximum Risk of Loss, Unconsolidated	[2]	7,001
Unconsolidated VIEs | Atlanta Outlet JV, LLC
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities	[2]	881
Maximum Risk of Loss, Unconsolidated	[2]	5,318
Unconsolidated VIEs | El Paso Outlet Center Holding, LLC
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities		285
Maximum Risk of Loss, Unconsolidated		285
Unconsolidated VIEs | Fremaux Town Center JV, LLC
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities		2,052
Maximum Risk of Loss, Unconsolidated		2,052
Unconsolidated VIEs | Louisville Outlet Shoppes, LLC
Schedule Of Equity Method Investments [Line Items]
Maximum Risk of Loss, Unconsolidated	[2]	7,947
Unconsolidated VIEs | Shoppes at Eagle Point, LLC
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities	[2],[3]	21,058
Maximum Risk of Loss, Unconsolidated	[2],[3]	33,798
Unconsolidated VIEs | Vision-CBL Hamilton Place, LLC
Schedule Of Equity Method Investments [Line Items]
Variable interest asset entities		2,112
Maximum Risk of Loss, Unconsolidated		$ 2,112

[1] As of March 31, 2022, includes $254,237 of assets related to consolidated variable interest entities that can be used only to settle obligations of the consolidated variable interest entities and $142,132 of liabilities of consolidated variable interest entities for which creditors do not have recourse to the general credit of the Company. See Note 7.

[2] The Operating Partnership has guaranteed all or a portion of the debt of each of these VIEs. See Note 11 for more information.

[3] Subsequent to March 31, 2022, the guaranty was removed. See Note 14 for additional information.