Quarterly report pursuant to Section 13 or 15(d)

Outstanding Loans and Leases - Troubled Debt Restructurings, Narrative (Details)

v3.20.1
Outstanding Loans and Leases - Troubled Debt Restructurings, Narrative (Details)
$ in Millions
3 Months Ended
Mar. 31, 2020
USD ($)
payment
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing receivable, before credit loss allowance $ 1,050,785   $ 983,426
Consumer real estate      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing receivable, before credit loss allowance 39,567    
Real estate acquired through foreclosure 226   $ 229
Loans with formal foreclosure proceeding in process 1,400    
Reclassified consumer real estate loans $ 138 $ 164  
Number of missing payments causing default | payment 3    
Consumer real estate | Chapter Seven Bankruptcy      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing receivable, before credit loss allowance $ 597    
Nonperforming Loans | Consumer real estate | Chapter Seven Bankruptcy | US Government Sponsored-Enterprise Insured Loans | Federal Housing Administration      
Financing Receivable, Credit Quality Indicator [Line Items]      
Real estate acquired through foreclosure 99    
Performing Financial Instruments | Consumer real estate | Chapter Seven Bankruptcy | US Government Sponsored-Enterprise Insured Loans | Federal Housing Administration      
Financing Receivable, Credit Quality Indicator [Line Items]      
Financing receivable, before credit loss allowance $ 255