Annual report pursuant to Section 13 and 15(d)

Outstanding Loans and Leases and Allowance for Credit Losses - Loan Modifications, Narrative (Details)

v3.24.0.1
Outstanding Loans and Leases and Allowance for Credit Losses - Loan Modifications, Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Trial modifications | Minimum      
Financing Receivable, Modified [Line Items]      
Term for contractual payments 3 months    
Trial modifications | Maximum      
Financing Receivable, Modified [Line Items]      
Term for contractual payments 4 months    
Consumer real estate      
Financing Receivable, Modified [Line Items]      
Defaults of modified loans   $ 216 $ 160
Real estate acquired through foreclosure $ 83 121  
Loans with formal foreclosure proceeding in process 633 871  
Reclassified consumer real estate loans 106 190  
Total 671    
Consumer real estate | Current      
Financing Receivable, Modified [Line Items]      
Total 392    
Consumer real estate | 30–89 Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 106    
Consumer real estate | 90+ Days Past Due      
Financing Receivable, Modified [Line Items]      
Total $ 173    
Consumer real estate | Trial modifications      
Financing Receivable, Modified [Line Items]      
Defaults of modified loans   25 19
Consumer real estate | Residential Mortgage And Home Equity Loan | Permanent Modifications      
Financing Receivable, Modified [Line Items]      
Modified term 30 years    
Consumer real estate | Residential mortgage      
Financing Receivable, Modified [Line Items]      
Percentage of outstanding loans 0.26%    
Total $ 583    
Consumer real estate | Residential mortgage | Current      
Financing Receivable, Modified [Line Items]      
Total 334    
Consumer real estate | Residential mortgage | 30–89 Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 101    
Consumer real estate | Residential mortgage | 90+ Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 148    
Consumer real estate | Residential mortgage | Forbearance And Other Payment Plans      
Financing Receivable, Modified [Line Items]      
Total $ 429    
Increase of weighted-average life of impacted loans 8 months    
Forborne payments for modifications $ 19    
Consumer real estate | Residential mortgage | Trial modifications      
Financing Receivable, Modified [Line Items]      
Total 116    
Consumer real estate | Residential mortgage | Permanent Modifications      
Financing Receivable, Modified [Line Items]      
Total $ 154    
Increase of weighted-average life of impacted loans 9 years 10 months 24 days    
Weighted average interest rate reduction 1.41%    
Consumer real estate | Residential mortgage | Permanent Modifications | Minimum      
Financing Receivable, Modified [Line Items]      
Modified term 1 year    
Consumer real estate | Residential mortgage | Permanent Modifications | Maximum      
Financing Receivable, Modified [Line Items]      
Modified term 20 years    
Consumer real estate | Home equity      
Financing Receivable, Modified [Line Items]      
Percentage of outstanding loans 0.34%    
Defaults of modified loans $ 287    
Total 88    
Consumer real estate | Home equity | Current      
Financing Receivable, Modified [Line Items]      
Total 58    
Consumer real estate | Home equity | 30–89 Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 5    
Consumer real estate | Home equity | 90+ Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 25    
Consumer real estate | Home equity | Forbearance And Other Payment Plans      
Financing Receivable, Modified [Line Items]      
Total $ 57    
Increase of weighted-average life of impacted loans 9 months    
Forborne payments for modifications $ 6    
Consumer real estate | Home equity | Trial modifications      
Financing Receivable, Modified [Line Items]      
Total 34    
Consumer real estate | Home equity | Permanent Modifications      
Financing Receivable, Modified [Line Items]      
Total $ 31    
Increase of weighted-average life of impacted loans 17 years 8 months 12 days    
Weighted average interest rate reduction 2.74%    
Consumer real estate | Home equity | Permanent Modifications | Minimum      
Financing Receivable, Modified [Line Items]      
Modified term 1 year    
Consumer real estate | Home equity | Permanent Modifications | Maximum      
Financing Receivable, Modified [Line Items]      
Modified term 20 years    
Credit card and other consumer      
Financing Receivable, Modified [Line Items]      
Percentage of outstanding loans 0.29%    
Total $ 598    
Weighted average interest rate reduction 19.02%    
Total $ 598    
Credit card and other consumer | Current      
Financing Receivable, Modified [Line Items]      
Total 491    
Credit card and other consumer | 30–89 Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 59    
Credit card and other consumer | 90+ Days Past Due      
Financing Receivable, Modified [Line Items]      
Total $ 48    
Credit card and other consumer | Interest Rate Reduction      
Financing Receivable, Modified [Line Items]      
Term for contractual payments 60 months    
Credit card and other consumer | Interest Rate Reduction | Minimum      
Financing Receivable, Modified [Line Items]      
Term for contractual payments 6 months    
Credit card and other consumer | Interest Rate Reduction | Maximum      
Financing Receivable, Modified [Line Items]      
Term for contractual payments 72 months    
Credit card and other consumer | Principal Forgiveness      
Financing Receivable, Modified [Line Items]      
Total $ 61    
Commercial      
Financing Receivable, Modified [Line Items]      
Total $ 3,278    
Weighted average interest rate reduction 0.57%    
Total $ 3,278    
Lending commitments   $ 358 $ 283
Commercial | Current      
Financing Receivable, Modified [Line Items]      
Total 2,780    
Commercial | 30–89 Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 128    
Commercial | 90+ Days Past Due      
Financing Receivable, Modified [Line Items]      
Total 370    
Commercial | Interest Rate Reduction      
Financing Receivable, Modified [Line Items]      
Total 24    
Commercial | Payment Deferral      
Financing Receivable, Modified [Line Items]      
Total $ 446    
Commercial | Commercial loans      
Financing Receivable, Modified [Line Items]      
Increase of weighted-average life of impacted loans 1 year 7 months 6 days    
Defaults of modified loans $ 159    
Lending commitments $ 1,200    
Commercial | Commercial loans | Payment Deferral | Minimum      
Financing Receivable, Modified [Line Items]      
Increase of weighted-average life of impacted loans 8 months    
Commercial | Commercial loans | Payment Deferral | Maximum      
Financing Receivable, Modified [Line Items]      
Increase of weighted-average life of impacted loans 24 months