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Loans - Troubled Debt Restructuring and Loans Accounted for Under ASC Topic 310-30 Narratives (Details) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2023 loan | Jun. 30, 2022 loan | Dec. 31, 2022 USD ($) loan
Debt Instrument [Line Items] |  |  |
TDMs that were modified within the past twelve months and had defaulted on their modified terms | 0 |  |
Troubled Debt Restructurings [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Number of restructured loans |  |  | 10
Amortized cost basis of restructured loans | $ |  |  | $ 1.1
TDMs that were modified within the past twelve months and had defaulted on their modified terms |  | 0 |

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