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Loans and Leases - Financial Effect of TDRs (Details) - Mortgage Loans: - Commercial real estate $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 USD ($) loan | Jun. 30, 2022 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Loans | loan | 1 | 2
Pre- Modification Recorded Investment | $ 0 | $ 22
Post- Modification Recorded Investment | $ 0 | $ 19
Interest rate reduction, weighted-average contractual interest rate, prior to modification | 4.75% | 6.00%
Interest rate reduction, weighted-average contractual interest rate, after modification | 9.75% | 4.00%
Charge- off Amount | $ 0 | $ 3
Capitalized Interest | $ 0 | $ 0

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