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Document And Entity Information - shares
 3 Months Ended 36 Months Ended
Mar. 31, 2020
Mar. 31, 2020
May 29, 2020
Document And Entity Information [Line Items]      
Entity Central Index Key 0000910612 0000910612  
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus Q1    
Amendment Flag false    
Document Type 10-Q    
Document Quarterly Report true    
Document Period End Date Mar. 31, 2020    
Document Transition Report false    
Entity File Number 1-12494    
Entity Registrant Name CBL & ASSOCIATES PROPERTIES, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 62-1545718    
Entity Address, Address Line One 2030 Hamilton Place Blvd.    
Entity Address, Address Line Two Suite 500    
Entity Address, City or Town Chattanooga    
Entity Address, State or Province TN    
Entity Address, Postal Zip Code 37421    
City Area Code 423    
Local Phone Number 855-0001    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding     191,970,853
Common Stock, $0.01 par value      
Document And Entity Information [Line Items]      
Title of 12(b) Security Common Stock, $0.01 par value    
Trading Symbol CBL    
Security Exchange Name NYSE    
7.375% Series D Cumulative Redeemable Preferred Stock, $0.01 par value      
Document And Entity Information [Line Items]      
Title of 12(b) Security 7.375% Series D Cumulative Redeemable Preferred Stock, $0.01 par value    
Trading Symbol CBLprD    
Security Exchange Name NYSE    
6.625% Series E Cumulative Redeemable Preferred Stock, $0.01 par value      
Document And Entity Information [Line Items]      
Title of 12(b) Security 6.625% Series E Cumulative Redeemable Preferred Stock, $0.01 par value    
Trading Symbol CBLprE    
Security Exchange Name NYSE    
CBL & Associates Limited Partnership      
Document And Entity Information [Line Items]      
Entity Central Index Key 0000915140    
Document Fiscal Year Focus 2020    
Document Period End Date Mar. 31, 2020    
Entity File Number 333-182515-01    
Entity Registrant Name CBL & ASSOCIATES LIMITED PARTNERSHIP    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 62-1542285    
Entity Address, Address Line One 2030 Hamilton Place Blvd.    
Entity Address, Address Line Two Suite 500    
Entity Address, City or Town Chattanooga    
Entity Address, State or Province TN    
Entity Address, Postal Zip Code 37421    
City Area Code 423    
Local Phone Number 855-0001    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false