Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Nonperforming, Narrative (Details)

v3.19.1
Outstanding Loans and Leases - Nonperforming, Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Threshold period past due for nonperforming status of financing receivables 90 days   90 days
Loans and leases $ 945,615   $ 946,895
Proceeds from sales of loans originally classified as held for investment and instruments from related securitization activities 2,952 $ 2,684  
90 Days or More Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases 4,740   5,474
Consumer Portfolio Segment      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases 441,641   447,231
Consumer Portfolio Segment | 90 Days or More Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases 4,254   4,754
Consumer real estate      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Proceeds from sales of loans originally classified as held for investment and instruments from related securitization activities $ 950 $ 825  
Consumer real estate | Junior Lien Home Equity Financing Receivable      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Threshold period past due for nonperforming status of financing receivables 90 days    
Consumer real estate | Chapter Seven Bankruptcy      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases $ 813    
Nonperforming Financing Receivable | Junior Lien Home Equity Financing Receivable      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases $ 197   $ 221
Nonperforming Financing Receivable | Chapter Seven Bankruptcy      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Threshold period past due for nonperforming status of financing receivables 90 days    
Non-performing troubled debt with no change in repayment terms at time of discharge, current with contractual payments $ 94    
Nonperforming loans discharged more than twelve months prior (greater than) 60.00%    
Nonperforming loans discharged more than twenty four months prior (greater than) 52.00%    
Nonperforming Financing Receivable | Chapter Seven Bankruptcy | 90 Days or More Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Non-performing troubled debt with no change in repayment terms at time of discharge, past due $ 65    
Nonperforming Financing Receivable | Consumer real estate | Chapter Seven Bankruptcy      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Loans and leases $ 173