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Unconsolidated Affiliates and Noncontrolling Interests - Narrative (Details) $ in Thousands	1 Months Ended			3 Months Ended	9 Months Ended
	Oct. 31, 2023 USD ($)	May 31, 2023	Apr. 30, 2023 USD ($)	Sep. 30, 2023 USD ($) Entity	Sep. 30, 2023 USD ($) Entity	Sep. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Feb. 28, 2023	Dec. 31, 2022 USD ($)
Schedule Of Equity Method Investments [Line Items]
Number of entities - equity method of accounting (entity) \| Entity				26	26
Number of 50/50 joint ventures \| Entity				17	17
Debt instrument, maturity date		Jun. 07, 2027
Loan, fixed interest rate		7.3975%		7.3975%	7.3975%			4.25%
Modified loan balance				$ 1,900,473	$ 1,900,473				$ 2,000,186
Loan outstanding balance				38,880	38,880
Gain on deconsolidation				19,728	47,879	$ 36,250
Alamance Crossing CMBS, LLC
Schedule Of Equity Method Investments [Line Items]
Loan outstanding balance				41,122	41,122
Gain on deconsolidation					28,151
CBL-TRS Joint Venture, LLC
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount			$ 148,000
Debt instrument face amount			$ 145,591
Debt instrument, maturity date			May 31, 2028
Loan, fixed interest rate			6.44%
Louisville Outlet Shoppes, LLC
Schedule Of Equity Method Investments [Line Items]
Debt instrument face amount			$ 7,247
Atlanta Outlet Shoppes CMBS, LLC
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount				$ 79,330	$ 79,330
Loan agreement term					10 years
Atlanta Outlet Shoppes CMBS, LLC \| Subsequent Event
Schedule Of Equity Method Investments [Line Items]
Fair value carrying amount	$ 79,330
Loan, fixed interest rate	7.85%
Loan agreement term	10 years
CBL-TRS Med OFC Holding, LLC
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)				50.00%	50.00%
Westgate Mall CMBS, LLC
Schedule Of Equity Method Investments [Line Items]
Debt instrument face amount				$ 28,661	$ 28,661
Gain on deconsolidation				$ 19,728	$ 19,728
Minimum
Schedule Of Equity Method Investments [Line Items]
Ownership in variable interest entity (as a percent)					50.00%
Minimum \| Unconsolidated Affiliates
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)				33.00%	33.00%
Maximum
Schedule Of Equity Method Investments [Line Items]
Ownership in variable interest entity (as a percent)					92.00%
Maximum \| Unconsolidated Affiliates
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)				100.00%	100.00%
CBL DMC I, LLC \| CBL-TRS Med OFC Holding, LLC
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)				50.00%	50.00%		50.00%
Land contribution valuation amount							$ 2,600