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v3.22.2.2

Securities, Available for Sale (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | $ 1,778,489 |  | $ 1,778,489 |  | $ 1,694,806
Unrealized gains | 63 |  | 63 |  | 14,497
Unrealized losses | 222,051 |  | 222,051 |  | 21,942
Estimated fair value | 1,556,501 |  | 1,556,501 |  | 1,687,361
Allowance for credit losses on AFS securities | 0 |  | 0 |  | 0
Gross realized gains | 0 | $ 0 | 0 | $ 0 |
Gross realized losses | 0 | $ 0 | 0 | $ 0 |
U.S. Treasury [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 132,600 |  | 132,600 |  | 73,016
Unrealized gains | 0 |  | 0 |  | 59
Unrealized losses | 11,978 |  | 11,978 |  | 6
Estimated fair value | 120,622 |  | 120,622 |  | 73,069
Federal Agency [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 248,427 |  | 248,427 |  | 248,454
Unrealized gains | 0 |  | 0 |  | 0
Unrealized losses | 43,637 |  | 43,637 |  | 8,523
Estimated fair value | 204,790 |  | 204,790 |  | 239,931
State & Municipal [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 98,126 |  | 98,126 |  | 95,531
Unrealized gains | 0 |  | 0 |  | 116
Unrealized losses | 14,311 |  | 14,311 |  | 1,559
Estimated fair value | 83,815 |  | 83,815 |  | 94,088
Mortgage-Backed, Government Sponsored Enterprises [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 469,757 |  | 469,757 |  | 538,036
Unrealized gains | 8 |  | 8 |  | 8,036
Unrealized losses | 60,393 |  | 60,393 |  | 5,589
Estimated fair value | 409,372 |  | 409,372 |  | 540,483
Mortgage-Backed, U.S. Government Agency Securities [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 82,086 |  | 82,086 |  | 65,339
Unrealized gains | 19 |  | 19 |  | 1,108
Unrealized losses | 7,966 |  | 7,966 |  | 255
Estimated fair value | 74,139 |  | 74,139 |  | 66,192
Collateralized Mortgage Obligations, Government-Sponsored Enterprises [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 513,088 |  | 513,088 |  | 484,550
Unrealized gains | 35 |  | 35 |  | 2,723
Unrealized losses | 58,833 |  | 58,833 |  | 5,113
Estimated fair value | 454,290 |  | 454,290 |  | 482,160
Collateralized Mortgage Obligations, U.S. Government Agency Securities [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 175,425 |  | 175,425 |  | 139,380
Unrealized gains | 1 |  | 1 |  | 939
Unrealized losses | 19,332 |  | 19,332 |  | 884
Estimated fair value | 156,094 |  | 156,094 |  | 139,435
Corporate [Member] |  |  |  |  |
Debt securities, available-for-sale [Abstract] |  |  |  |  |
Amortized cost | 58,980 |  | 58,980 |  | 50,500
Unrealized gains | 0 |  | 0 |  | 1,516
Unrealized losses | 5,601 |  | 5,601 |  | 13
Estimated fair value | $ 53,379 |  | $ 53,379 |  | $ 52,003

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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