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Commitments and Contingencies - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2023 USD ($) Building | Sep. 30, 2023 USD ($) Apartment Shop Building | Dec. 31, 2022 USD ($)
Commitments, Contingencies and Guarantees [Line Items] |  |  |
Off-balance-sheet credit exposure | $ 4,500 | $ 4,500 | $ 85
Off-balance-sheet, liability, credit loss expense (reversal) | 661 | $ 1,300 |
Cumulative Effect, Period of Adoption, Adjustment |  |  |
Commitments, Contingencies and Guarantees [Line Items] |  |  |
Off-balance-sheet credit exposure |  |  | 3,100
Cumberland County, Pennsylvania |  |  |
Commitments, Contingencies and Guarantees [Line Items] |  |  |
Number of apartments under the project | Apartment |  | 39 |
Limited partner capital contribution | 10,800 | $ 10,800 |
Project investment amortization period |  | 10 years |
Total LIHTCs amount awarded for the project |  | $ 1,200 |
Total anticipated LIHTCs amount under the housing project | 12,000 | $ 12,000 |
Riverview |  |  |
Commitments, Contingencies and Guarantees [Line Items] |  |  |
Number of apartments under the project | Apartment |  | 17 |
Limited partner capital contribution | 4,400 | $ 4,400 |
Project investment amortization period |  | 10 years |
Total LIHTCs amount awarded for the project |  | $ 484 |
Total anticipated LIHTCs amount under the housing project | $ 4,800 | $ 4,800 |
Number of buildings | Building | 3 | 3 |
Number of shops under the project | Shop |  | 2 |
Principal amount of construction loan | $ 3,500 | $ 3,500 |
Debt instrument, interest rate, effective percentage | 5.50% | 5.50% |
Term of construction loan |  | 24 months |
Financial Standby Letters of Credit |  |  |
Commitments, Contingencies and Guarantees [Line Items] |  |  |
Commitments to extend credit |  | $ 63,800 | $ 57,200

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