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v3.23.1

Securities, Available for Sale (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | $ 1,707,940 |  | $ 1,743,882
Unrealized gains | 59 |  | 38
Unrealized losses | (195,991) |  | (216,695)
Estimated fair value | 1,512,008 |  | 1,527,225
Allowance for credit losses on AFS securities | 0 |  | 0
Net securities losses | 4,998 | $ 179 |
Gross realized gains |  | 0 |
Gross realized losses | 5,000 | $ 0 |
U.S. Treasury [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 132,878 |  | 132,891
Unrealized gains | 0 |  | 0
Unrealized losses | (9,299) |  | (11,233)
Estimated fair value | 123,579 |  | 121,658
Federal Agency [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 248,410 |  | 248,419
Unrealized gains | 0 |  | 0
Unrealized losses | (38,190) |  | (42,000)
Estimated fair value | 210,220 |  | 206,419
State & Municipal [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 96,841 |  | 97,036
Unrealized gains | 17 |  | 5
Unrealized losses | (11,825) |  | (14,190)
Estimated fair value | 85,033 |  | 82,851
Mortgage-Backed, Government Sponsored Enterprises [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 440,537 |  | 454,177
Unrealized gains | 12 |  | 9
Unrealized losses | (48,986) |  | (54,675)
Estimated fair value | 391,563 |  | 399,511
Mortgage-Backed, U.S. Government Agency Securities [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 78,234 |  | 81,844
Unrealized gains | 16 |  | 15
Unrealized losses | (6,235) |  | (7,676)
Estimated fair value | 72,015 |  | 74,183
Collateralized Mortgage Obligations, Government-Sponsored Enterprises [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 486,538 |  | 498,021
Unrealized gains | 14 |  | 9
Unrealized losses | (51,869) |  | (59,473)
Estimated fair value | 434,683 |  | 438,557
Collateralized Mortgage Obligations, U.S. Government Agency Securities [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 169,088 |  | 171,090
Unrealized gains | 0 |  | 0
Unrealized losses | (21,410) |  | (21,284)
Estimated fair value | 147,678 |  | 149,806
Corporate [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Amortized cost | 55,414 |  | 60,404
Unrealized gains | 0 |  | 0
Unrealized losses | (8,177) |  | (6,164)
Estimated fair value | 47,237 |  | $ 54,240
Loss on the write-off of an AFS debt security | 5,000 |  |
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Corporate [Member] |  |  |
Debt securities, available-for-sale [Abstract] |  |  |
Net securities losses | $ 5,000 |  |

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