Annual report pursuant to Section 13 and 15(d)

LOANS AND LEASES - TDRs (Details)

v3.22.0.1
LOANS AND LEASES - TDRs (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2021
USD ($)
contract
Dec. 31, 2020
USD ($)
contract
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 3,465 4,996
Post-modification Outstanding Recorded Investment $ 135 $ 330
Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 30 3
Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 86 244
Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 18 22
Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 1 $ 61
Commercial portfolio | Commercial and industrial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 76 317
Post-modification Outstanding Recorded Investment $ 54 $ 181
Commercial portfolio | Commercial and industrial | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 29 0
Commercial portfolio | Commercial and industrial | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 25 123
Commercial portfolio | Commercial and industrial | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Commercial portfolio | Commercial and industrial | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 58
Commercial portfolio | Commercial real estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 5 13
Post-modification Outstanding Recorded Investment $ 0 $ 3
Commercial portfolio | Commercial real estate | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Commercial portfolio | Commercial real estate | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 3
Commercial portfolio | Commercial real estate | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Commercial portfolio | Commercial real estate | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 0
Consumer portfolio | Residential Mortgage    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 320 585
Post-modification Outstanding Recorded Investment $ 11  
Consumer portfolio | Residential Mortgage | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 $ 0
Consumer portfolio | Residential Mortgage | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 39 79
Consumer portfolio | Residential Mortgage | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 6 7
Consumer portfolio | Residential Mortgage | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 0
Consumer portfolio | Automobile    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 2,442 3,018
Post-modification Outstanding Recorded Investment $ 20 $ 35
Consumer portfolio | Automobile | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Consumer portfolio | Automobile | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 16 29
Consumer portfolio | Automobile | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 4 6
Consumer portfolio | Automobile | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 0
Consumer portfolio | Home equity    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 214 273
Post-modification Outstanding Recorded Investment $ 45  
Consumer portfolio | Home equity | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 $ 0
Consumer portfolio | Home equity | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 4 6
Consumer portfolio | Home equity | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 7 8
Consumer portfolio | Home equity | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 2
Consumer portfolio | RV and marine    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 138 168
Post-modification Outstanding Recorded Investment $ 4 $ 5
Consumer portfolio | RV and marine | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 1 0
Consumer portfolio | RV and marine | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 2 4
Consumer portfolio | RV and marine | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 1 1
Consumer portfolio | RV and marine | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 0 $ 0
Consumer portfolio | Other consumer    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of Contracts | contract 270 622
Post-modification Outstanding Recorded Investment $ 1 $ 4
Consumer portfolio | Other consumer | Interest rate reduction    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 3
Consumer portfolio | Other consumer | Amortization or maturity date change    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Consumer portfolio | Other consumer | Chapter 7 bankruptcy    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment 0 0
Consumer portfolio | Other consumer | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Post-modification Outstanding Recorded Investment $ 1 $ 1