XML 120 R62.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Loans and Accounts Receivable (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Loans segment information        
Card Member loans $ 87,381 $ 81,854    
Less: Reserve for Losses 2,383 2,134 $ 1,706 $ 1,223
Card Member loans, net 84,998 79,720    
Other loans, less reserves 4,626 3,676    
Accounts Receivable and Loans Textuals [Abstract]        
Other loans, reserves 152 124    
Variable Interest Entity, Primary Beneficiary [Member]        
Loans segment information        
Card Member loans 32,230 33,194    
Global Consumer Services Group [Member]        
Loans segment information        
Card Member loans 73,266 69,458    
Global Commercial Services [Member]        
Loans segment information        
Card Member loans $ 14,115 $ 12,396