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Investment Securities Gross Unrealized Losses - AFS (Details) $ in Thousands | Dec. 31, 2025 USD ($) securities | Dec. 31, 2024 USD ($) securities
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Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | $ 1,110 | $ 5,095
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ (1) | $ (274)
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 1 | 8
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 466,050 | $ 520,495
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ (93,269) | $ (128,564)
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 151 | 192
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 467,160 | $ 525,590
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | (93,270) | (128,838)
State and political subdivisions [Member] |  |
Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | 0 | 4,485
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ 0 | $ (271)
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 0 | 7
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 163,173 | $ 169,650
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ (34,820) | $ (41,526)
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 68 | 90
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 163,173 | $ 174,135
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | (34,820) | (41,797)
Collateralized mortgage obligations [Member] |  |
Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | 0 | 0
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ 0 | $ 0
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 0 | 0
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 193,683 | $ 219,264
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ (40,534) | $ (59,490)
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 53 | 69
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 193,683 | $ 219,264
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | (40,534) | (59,490)
Mortgage-backed securities [Member] |  |
Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | 0 | 610
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ 0 | $ (3)
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 0 | 1
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 96,142 | $ 119,209
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ (17,216) | $ (26,170)
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 22 | 25
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 96,142 | $ 119,819
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | (17,216) | (26,173)
Collateralized Loan Obligations [Member] |  |
Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | 1,110 |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ (1) |
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 1 |
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 0 |
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ 0 |
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 0 |
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 1,110 |
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | (1) |
Corporate notes [Member] |  |
Investment Securities, Available-for-sale [Line Items] |  |
Investment securities available for sale, continuous unrealized loss position, less than 12 months, fair value | 0 | 0
Investment securities available for sale, continuous unrealized loss position, less than 12 months, gross unrealized losses | $ 0 | $ 0
Investment securities, available for sale, continuous unrealized loss position, less than 12 months, number of positions | securities | 0 | 0
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, fair value | $ 13,052 | $ 12,372
Investment securities available for sale, continuous unrealized loss position, 12 months or longer, gross unrealized losses | $ (699) | $ (1,378)
Investments securities, available for sale, continuous unrealized loss position , greater than 12 months, number of positions | securities | 8 | 8
Investment securities available for sale, total, continuous unrealized loss position, fair value | $ 13,052 | $ 12,372
Investment securities available for sale, total, continuous unrealized loss position, gross unrealized losses | $ (699) | $ (1,378)

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