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Regulatory Capital - Narrative (Details) - Subordinated Debt - USD ($) $ in Millions | Jun. 02, 2022 | May 25, 2017
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4.75% notes maturing May 25, 2027 |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Principal balance |  | $ 60.0
5.000% notes due 2032 |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Principal balance | $ 100.0 |
Fixed to floating interest rate | 5.00% |

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