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v3.23.1

Investment Securities (Amortized Cost and Estimated Fair Values of Investment Securities) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, Amortized Cost | $ 95,999 | $ 116,906
Available-for-sale securities, Gross Unrealized Gains | 7 | 1,339
Available-for-sale securities, Gross Unrealized Losses | 12,419 | 1,263
Available-for-sale, at fair value | 83,587 | 116,982
Held-to-maturity Securities, Amortized Cost | 559,455 | 404,594
Held-to-maturity securities, Gross Unrealized Gains | 35 | 418
Held-to-maturity securities, Gross Unrealized Losses | 64,863 | 3,488
Held-to-maturity securities, Estimated Fair Value | 494,627 | 401,524
Equity securities, at fair value | 1,233 | 1,372
Fair value adjustment recorded through earnings | 31,177 | 15,368
U.S. Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, Amortized Cost | 21,798 | 22,932
Available-for-sale securities, Gross Unrealized Gains | 5 | 7
Available-for-sale securities, Gross Unrealized Losses | 3,625 | 634
Available-for-sale, at fair value | 18,178 | 22,305
Held-to-maturity Securities, Amortized Cost | 148,097 | 87,072
Held-to-maturity securities, Gross Unrealized Gains |  | 20
Held-to-maturity securities, Gross Unrealized Losses | 13,601 | 1,231
Held-to-maturity securities, Estimated Fair Value | 134,496 | 85,861
States and Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Held-to-maturity Securities, Amortized Cost | 1,474 | 400
Held-to-maturity securities, Gross Unrealized Gains | 35 | 2
Held-to-maturity securities, Gross Unrealized Losses | 28 |
Held-to-maturity securities, Estimated Fair Value | 1,481 | 402
Mortgage-backed [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, Amortized Cost | 72,183 | 91,948
Available-for-sale securities, Gross Unrealized Gains | 2 | 1,318
Available-for-sale securities, Gross Unrealized Losses | 8,666 | 629
Available-for-sale, at fair value | 63,519 | 92,637
Held-to-maturity Securities, Amortized Cost | 398,884 | 302,604
Held-to-maturity securities, Gross Unrealized Gains |  | 301
Held-to-maturity securities, Gross Unrealized Losses | 50,464 | 2,248
Held-to-maturity securities, Estimated Fair Value | 348,420 | 300,657
Other debt securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, Amortized Cost | 2,018 | 2,026
Available-for-sale securities, Gross Unrealized Gains |  | 14
Available-for-sale securities, Gross Unrealized Losses | 128 |
Available-for-sale, at fair value | 1,890 | 2,040
Held-to-maturity Securities, Amortized Cost | 11,000 | 14,518
Held-to-maturity securities, Gross Unrealized Gains |  | 95
Held-to-maturity securities, Gross Unrealized Losses | 770 | 9
Held-to-maturity securities, Estimated Fair Value | $ 10,230 | $ 14,604

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- Definition Amount, before tax, of unrealized loss 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 (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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