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Securities (Details Textual) $ in Thousands | Jun. 30, 2026 USD ($) security | Dec. 31, 2025 USD ($) security
--- | --- | ---
Debt Securities, Available-for-Sale [Line Items] |  |
Accrued interest, available for sale | $ 2,800 | $ 3,000
Accrued interest, held to maturity | 1,100 | 1,100
Held-to-maturity, debt securities, allowance for credit loss | 78 | 101
Continuous unrealized loss position, fair value | $ 643,800 | $ 611,200
Continuous unrealized loss position, fair value (as a percent) | 61.00% | 59.00%
Number of securities in portfolio | security | 628 | 618
Securities in unrealized loss position | security | 419 | 395
Mortgage-backed securities |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Percentage of investments issued by U.S. government-sponsored entities and agencies | 86.00% | 84.00%

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