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Loans - Additional Information (Details) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 USD ($) loan loan_portfolio | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) loan loan_portfolio | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Number of loan portfolios | loan_portfolio | 4 |  | 4 |  |
Allowance increase (decrease), net loan growth | $ 500,000 |  |  |  |
Allowance increase (decrease), change in macroeconomic conditions | (800,000) |  |  |  |
Allowance increase (decrease), due to qualitative factors | 400,000 |  |  |  |
Allowance increase (decrease), due to net charge-offs | 600,000 |  |  |  |
Provision | 775,000 | $ 948,000 | $ 1,392,000 | $ 2,502,000 |
Credit for estimated credit losses on off-balance sheet credit exposures | 153,000 |  |  |  |
Off-balance sheet, credit loss, liability | $ 986,000 |  | $ 986,000 |  |
Number of loans individually evaluated for impairment | loan | 5 |  | 5 |  |
Ending Loan Balance - Individually Evaluated | $ 17,100,000 | 1,963,000 | $ 17,100,000 | 1,963,000 | $ 16,754,000
Number of loans with an allowance for credit loss on loans individually evaluated for impairment | loan | 0 |  | 0 |  |
Loans modified during period, amount |  |  | $ 0 |  | 0
Consumer |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Provision | $ 1,556,000 | 339,000 | 2,058,000 | 1,339,000 |
Ending Loan Balance - Individually Evaluated | 0 | $ 0 | 0 | $ 0 | $ 0
Mortgage loans in process of foreclosure, amount | $ 2,400,000 |  | $ 2,400,000 |  |
Consumer | Minimum | Automobile Loan |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 3 years |  |
Consumer | Minimum | Credit Card Receivable |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 1 year |  |
Consumer | Maximum | Automobile Loan |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 7 years |  |
Consumer | Maximum | Credit Card Receivable |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |  |
Principal repayment terms, period (in years) |  |  | 5 years |  |

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