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Accounting for Transfers and Servicing of Financial Assets and Variable Interest Entities (Tables)
6 Months Ended
Jun. 30, 2022
Accounting Policies [Abstract]  
Summary of Investments in Community Development and Tax-advantaged VIEs
The following table provides a summary of investments in community development and
tax-advantaged
VIEs that the Company has not consolidated:
 
(Dollars in Millions)  
June 30,
2022
     December 31,
2021
 
Investment carrying amount
  $ 4,999      $ 4,484  
Unfunded capital and other commitments
    2,210        1,890  
Maximum exposure to loss
    9,872        9,899