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v3.24.3

Securities, Available-for-sale Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Available-for-sale [Abstract] |  |
Amortized cost | $ 1,205,289 | $ 1,301,244
Gross unrealized gains | 524 | 245
Gross unrealized losses | (107,737) | (137,765)
Fair value | 1,098,076 | 1,163,724
U.S. Treasury and Government Agencies [Member] |  |
Available-for-sale [Abstract] |  |
Amortized cost | 361,391 | 381,268
Gross unrealized gains | 106 | 121
Gross unrealized losses | (17,297) | (26,572)
Fair value | 344,200 | 354,817
State and Political Subdivisions [Member] |  |
Available-for-sale [Abstract] |  |
Amortized cost | 306,163 | 313,147
Gross unrealized gains | 124 | 88
Gross unrealized losses | (40,416) | (48,290)
Fair value | 265,871 | 264,945
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] |  |
Available-for-sale [Abstract] |  |
Amortized cost | 488,382 | 518,836
Gross unrealized gains | 283 | 36
Gross unrealized losses | (49,916) | (62,136)
Fair value | 438,749 | 456,736
Asset-backed Securities [Member] |  |
Available-for-sale [Abstract] |  |
Amortized cost | 49,353 | 87,993
Gross unrealized gains | 11 | 0
Gross unrealized losses | (108) | (767)
Fair value | $ 49,256 | $ 87,226

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