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Securities - Narrative (Details) | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2025 USD ($) security | Sep. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 security | Sep. 30, 2025 USD ($) security | Sep. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2023 USD ($)
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, allowance for credit loss | $ 0 |  |  |  | $ 0 |  |  | $ 0 |  |
Debt securities, available-for-sale, accrued interest receivable | $ 3,100,000 |  |  |  | $ 3,100,000 |  |  | $ 3,900,000 |  |
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Other Assets |  |  |  | Other Assets |  |  | Other Assets |  |
Debt securities, available-for-sale, excluding accrued interest, not previously recorded | $ 0 | $ 0 |  |  | $ 0 | $ 0 |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, accrued interest, after allowance for credit loss | $ 1,700,000 |  |  |  | $ 1,700,000 |  |  | $ 1,700,000 |  |
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Other Assets |  |  |  | Other Assets |  |  | Other Assets |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 92,000 | 133,000 |  |  | $ 92,000 | 133,000 | $ 133,000 | $ 132,000 | $ 155,000 | $ 157,000
Securities HTM, defaulted, number of securities | security |  |  |  | 1 |  |  |  |  |  |
Proceeds from sale of held-to-maturity securities |  |  | $ 1,100,000 |  |  |  |  |  |  |
Gain (loss) on equity securities | $ 0 | (8,000) |  |  | $ 0 | 2,685,000 |  |  |  |
U.S. agency |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 29 |  |  |  | 29 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 0 |  |  |  | $ 0 |  |  | 0 |  |
U.S. agency residential mortgage-backed |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 88 |  |  |  | 88 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 0 |  |  |  | $ 0 |  |  | 0 |  |
U.S. agency commercial mortgage-backed |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 9 |  |  |  | 9 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 0 |  |  |  | $ 0 |  |  | 0 |  |
Private label mortgage-backed |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 50 |  |  |  | 50 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 2,000 | 1,000 |  |  | $ 2,000 | 1,000 | 1,000 | 1,000 | 4,000 | 4,000
Other asset backed |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 37 |  |  |  | 37 |  |  |  |  |
Corporate |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 58 |  |  |  | 58 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 67,000 | 111,000 |  |  | $ 67,000 | 111,000 | 111,000 | 111,000 | 116,000 | 116,000
Obligations of states and political subdivisions |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 290 |  |  |  | 290 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 19,000 | 17,000 |  |  | $ 19,000 | 17,000 | 17,000 | 17,000 | 31,000 | 33,000
Trust preferred |  |  |  |  |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, available-for-sale, unrealized loss position, number of positions | security | 1 |  |  |  | 1 |  |  |  |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |  |  |  |  |  |  |  |  |
Debt securities, held-to-maturity, allowance for credit loss | $ 4,000 | $ 4,000 |  |  | $ 4,000 | $ 4,000 | $ 4,000 | $ 3,000 | $ 4,000 | $ 4,000

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