Securities - Narrative (Details) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
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| Schedule of Investments [Line Items] | |||||
| Debt securities, available-for-sale, allowance for credit loss, excluding accrued interest | $ 0 | $ 0 | $ 0 | ||
| Debt securities, available-for-sale, realized gain | 0 | $ 77,000 | 88,000 | $ 80,000 | |
| Debt securities, available-for-sale, realized loss | 21,000 | $ 0 | 35,000 | $ 51,000 | |
| Debt securities, available-for-sale, accrued interest, after allowance for credit loss | 4,700,000 | 4,700,000 | 5,300,000 | ||
| Asset Pledged as Collateral | Public Deposit and Repurchase Agreements | |||||
| Schedule of Investments [Line Items] | |||||
| Securities held as collateral, at fair value | $ 431,300,000 | $ 431,300,000 | $ 398,300,000 | ||
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- Definition Amount, after allowance for credit loss, of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The carrying amount (fair value) as of the balance sheet date of securities held that had been pledged by counterparties under financing and lending arrangements, pursuant to which the entity has the right by agreement or custom to sell or re-pledge such securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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