XML 20 R1.htm IDEA: XBRL DOCUMENT v3.10.0.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2018
Feb. 25, 2019
Jun. 30, 2018
Entity Information [Line Items]      
Entity Registrant Name CBL & ASSOCIATES PROPERTIES INC    
Entity Central Index Key 0000910612    
Current Fiscal Year End Date --12-31    
Entity Filer Category Large Accelerated Filer    
Entity Emerging Growth Company false    
Entity Small Business false    
Entity Shell Company false    
Document Type 10-K    
Document Period End Date Dec. 31, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   173,463,248  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 938,613,210
CBL & Associates Limited Partnership      
Entity Information [Line Items]      
Entity Registrant Name CBL & Associates Limited Partnership    
Entity Central Index Key 0000915140    
Current Fiscal Year End Date --12-31    
Entity Filer Category Non-accelerated Filer    
Entity Emerging Growth Company false    
Entity Small Business false    
Entity Shell Company false    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes