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v3.25.3

Securities, Available for Sale (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | $ 1,922,260 |  | $ 1,922,260 |  | $ 1,739,299
Unrealized gains | 3,889 |  | 3,889 |  | 251
Unrealized losses | (112,955) |  | (112,955) |  | (164,886)
Estimated fair value | 1,813,194 |  | 1,813,194 |  | 1,574,664
Allowance for credit losses on AFS securities | 0 |  | 0 |  | 0
Gross realized gains | 0 | $ 0 | 0 | $ 0 |
Gross realized losses | 0 | $ 0 | 0 | 0 |
Gain recognized on sale of previously written-off security |  |  |  | $ 2,300 |
U.S. Treasury [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 104,221 |  | 104,221 |  | 108,838
Unrealized gains | 32 |  | 32 |  | 59
Unrealized losses | (3,173) |  | (3,173) |  | (6,107)
Estimated fair value | 101,080 |  | 101,080 |  | 102,790
Federal Agency [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 248,321 |  | 248,321 |  | 248,348
Unrealized gains | 0 |  | 0 |  | 0
Unrealized losses | (19,265) |  | (19,265) |  | (29,831)
Estimated fair value | 229,056 |  | 229,056 |  | 218,517
State & Municipal [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 93,356 |  | 93,356 |  | 95,457
Unrealized gains | 5 |  | 5 |  | 0
Unrealized losses | (4,664) |  | (4,664) |  | (7,967)
Estimated fair value | 88,697 |  | 88,697 |  | 87,490
Mortgage-Backed, Government Sponsored Enterprises [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 477,863 |  | 477,863 |  | 435,825
Unrealized gains | 1,348 |  | 1,348 |  | 2
Unrealized losses | (27,176) |  | (27,176) |  | (41,528)
Estimated fair value | 452,035 |  | 452,035 |  | 394,299
Mortgage-Backed, U.S. Government Agency Securities [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 116,835 |  | 116,835 |  | 76,528
Unrealized gains | 513 |  | 513 |  | 9
Unrealized losses | (4,080) |  | (4,080) |  | (6,471)
Estimated fair value | 113,268 |  | 113,268 |  | 70,066
Collateralized Mortgage Obligations, Government-Sponsored Enterprises [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 621,058 |  | 621,058 |  | 546,685
Unrealized gains | 1,810 |  | 1,810 |  | 142
Unrealized losses | (29,137) |  | (29,137) |  | (42,831)
Estimated fair value | 593,731 |  | 593,731 |  | 503,996
Collateralized Mortgage Obligations, U.S. Government Agency Securities [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 226,606 |  | 226,606 |  | 179,136
Unrealized gains | 175 |  | 175 |  | 39
Unrealized losses | (23,406) |  | (23,406) |  | (26,683)
Estimated fair value | 203,375 |  | 203,375 |  | 152,492
Corporate [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 34,000 |  | 34,000 |  | 48,482
Unrealized gains | 6 |  | 6 |  | 0
Unrealized losses | (2,054) |  | (2,054) |  | (3,468)
Estimated fair value | $ 31,952 |  | $ 31,952 |  | $ 45,014

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