Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases and Allowance for Credit Losses - Credit Card and Other Consumer - Credit Quality Indicators (Details)

v3.20.2
Outstanding Loans and Leases and Allowance for Credit Losses - Credit Card and Other Consumer - Credit Quality Indicators (Details) - USD ($)
$ in Millions
Jun. 30, 2020
Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items]    
Total $ 998,944 $ 983,426
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 88,628  
2020 8,657  
2019 16,556  
2018 9,754  
2017 6,971  
2016 3,842  
Prior 3,231  
Revolving Loans 39,617  
Loans and lease receivable, securities based lending 39,400  
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer | Less than 620    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 1,197  
2020 55  
2019 220  
2018 223  
2017 338  
2016 234  
Prior 105  
Revolving Loans 22  
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer | Greater than or equal to 620 and less than 680    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 2,409  
2020 352  
2019 735  
2018 447  
2017 433  
2016 268  
Prior 149  
Revolving Loans 25  
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer | Greater than or equal to 680 and less than 740    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 7,719  
2020 1,519  
2019 2,602  
2018 1,375  
2017 1,078  
2016 616  
Prior 439  
Revolving Loans 90  
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer | Greater than or equal to 740    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 37,307  
2020 6,690  
2019 12,879  
2018 7,590  
2017 5,039  
2016 2,668  
Prior 2,312  
Revolving Loans 129  
Credit Card and Direct/ Indirect Consumer | Direct/indirect consumer | Other internal credit metrics    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 39,996  
2020 41  
2019 120  
2018 119  
2017 83  
2016 56  
Prior 226  
Revolving Loans 39,351  
Credit Card and Direct/ Indirect Consumer | Credit Card    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 84,244  
Revolving Loans 83,597  
Revolving Loans Converted to Term Loans 647  
Credit Card and Direct/ Indirect Consumer | Credit Card | Less than 620    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 4,300  
Revolving Loans 4,075  
Revolving Loans Converted to Term Loans 225  
Credit Card and Direct/ Indirect Consumer | Credit Card | Greater than or equal to 620 and less than 680    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 10,511  
Revolving Loans 10,304  
Revolving Loans Converted to Term Loans 207  
Credit Card and Direct/ Indirect Consumer | Credit Card | Greater than or equal to 680 and less than 740    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 30,679  
Revolving Loans 30,505  
Revolving Loans Converted to Term Loans 174  
Credit Card and Direct/ Indirect Consumer | Credit Card | Greater than or equal to 740    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 38,754  
Revolving Loans 38,713  
Revolving Loans Converted to Term Loans 41  
Credit Card and Direct/ Indirect Consumer | Credit Card | Other internal credit metrics    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total Credit Card 0  
Revolving Loans 0  
Revolving Loans Converted to Term Loans $ 0