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v3.25.1

Loans - Additional Information (Details) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2025 USD ($) loan loan_portfolio | Mar. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2024 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Number of loan portfolios | loan_portfolio | 4 |  |  |
Allowance increase (decrease), net loan growth | $ 282,000 |  |  |
Allowance increase (decrease), change in macroeconomic conditions | 140,000 |  |  |
Allowance increase (decrease), due to net charge-offs | (846,000) |  |  |
Loans | 3,416,868,000 |  |  | $ 3,394,541,000
Provision | 5,019,000 | $ 617,000 |  |
Credit for estimated credit losses on off-balance sheet credit exposures | 247,000 |  |  |
Off-balance sheet, credit loss, liability | $ 1,300,000 |  |  | 1,600,000
Number of loans individually evaluated for impairment | loan | 3 |  |  |
Ending Loan Balance - Individually Evaluated | $ 15,800,000 |  |  | 16,319,000
Loans modified during period, amount |  |  | $ 0 |
Consumer |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans | 1,118,735,000 |  |  | 1,118,981,000
Provision | 1,080,000 | 502,000 |  |
Ending Loan Balance - Individually Evaluated | 0 |  |  | 0
Mortgage loans in process of foreclosure, amount | 2,200,000 |  |  |
Residential |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans | 1,339,843,000 |  |  | 1,320,204,000
Provision | 334,000 | 575,000 |  |
Ending Loan Balance - Individually Evaluated | $ 772,000 |  |  | 1,417,000
Residential | Real Estate Loan |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Maximum appraised value of property (in percent) | 80.00% |  |  |
Residential | Home Equity Loan |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Maximum loan to value ratio (in percent) | 80.00% |  |  |
Commercial Real Estate |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans | $ 804,015,000 |  |  | 796,365,000
Provision | 3,729,000 | $ (1,353,000) |  |
Ending Loan Balance - Individually Evaluated | 15,008,000 |  |  | 14,902,000
Commercial Real Estate | Real Estate Loan, Participation |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Allowance increase (decrease), specific reserve | (3,750,000) |  |  |
Loans | $ 15,000,000 |  |  |
Participation percentage | 22.00% |  |  |
Commercial Real Estate | Real Estate Loan, Participation | Multiple Banks |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans | $ 67,000,000 |  |  | $ 86,100,000
Minimum | Consumer | Automobile Loan |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Principal repayment terms, period (in years) | 3 years |  |  |
Minimum | Consumer | Credit Card Receivable |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Principal repayment terms, period (in years) | 1 year |  |  |
Maximum | Consumer | Automobile Loan |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Principal repayment terms, period (in years) | 7 years |  |  |
Maximum | Consumer | Credit Card Receivable |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Principal repayment terms, period (in years) | 5 years |  |  |

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