Unconsolidated Affiliates and Noncontrolling Interests - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) Entity
Schedule Of Equity Method Investments [Line Items]
Number of entities - equity method of accounting (entity)	26
Number of 50/50 joint ventures	17
Alamance Crossing CMBS, LLC
Schedule Of Equity Method Investments [Line Items]
Loan outstanding balance | $	$ 41,122
CBL-TRS Med OFC Holding, LLC
Schedule Of Equity Method Investments [Line Items]
Ownership interest in joint venture (as a percent)	50.00%
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%
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%
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%