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v3.25.4

Securities - Additional Information (Details Textual) | 12 Months Ended
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Dec. 31, 2025 USD ($) security | Dec. 31, 2024 USD ($) security
Debt Securities, Available-for-sale [Line Items] |  |
AFS debt securities, accrued interest receivable, location | Accrued interest receivable |
HTM debt securities, accrued interest receivable, location | Accrued interest receivable |
AFS debt securities, accrued interest receivable | $ 3,000,000.0 | $ 2,800,000
HTM debt securities, accrued interest receivable | 1,100,000 | 1,100,000
Allowance for credit loss on HTM securities | 101,000 | 154,000
Gross realized gain | 0 |
Fair value | 778,687,000 | 587,355,000
Total fair value | $ 611,200,000 | $ 603,900,000
Percentage of available-for-sale portfolio | 59.00% | 72.00%
Number of securities in portfolio | security | 618 | 482
Number of securities in portfolio, unrealized loss position | security | 395 | 579
Mortgage-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
AFS and HTM securities, percentage (over) | 84.00% | 92.00%
Asset Pledged as Collateral |  |
Debt Securities, Available-for-sale [Line Items] |  |
Fair value | $ 986,700,000 |

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