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Loans - Summary of Loans Modified Due to Financial Difficulty (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2023
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | $ 23 | $ 23
Term Extension |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 13 | 13
Term Extension and Payment Delay |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 10 | 10
Residential real estate |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 13 | 13
Residential real estate | Term Extension |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 13 | 13
Residential real estate | Term Extension and Payment Delay |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 0 | 0
Commercial, financial & agricultural |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 10 | 10
Commercial, financial & agricultural | Term Extension |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | 0 | 0
Commercial, financial & agricultural | Term Extension and Payment Delay |  |
Financing Receivable, Modified [Line Items] |  |
Loans modified due to financial difficulty | $ 10 | $ 10

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