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SECURITIES - Securities Available for Sale (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | $ 603,126 | $ 617,271
Gross Unrealized Gains | 216 | 49
Gross Unrealized Losses | 75,015 | 85,878
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 528,327 | 531,442
Amortized Cost |  |
Within one year | 2,541 |
After one, but within five years | 73,405 |
After five, but within ten years | 44,588 |
After ten years | 981 |
Total | 121,515 |
Total | 603,126 | 617,271
Fair Value |  |
Within one year | 2,533 |
After one, but within five years | 70,288 |
After five, but within ten years | 40,975 |
After ten years | 902 |
Total | 114,698 |
Total | 528,327 | 531,442
U.S. Treasury notes and bonds |  |
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | 59,898 | 59,880
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 2,327 | 2,974
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 57,571 | 56,906
Fair Value |  |
Total | 57,571 | 56,906
Mortgage-backed securities, residential |  |
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | 432,271 | 441,191
Gross Unrealized Gains | 25 | 14
Gross Unrealized Losses | 65,925 | 75,271
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 366,371 | 365,934
Amortized Cost |  |
Without single maturity date | 432,271 |
Fair Value |  |
Without single maturity date | 366,371 |
Total | 366,371 | 365,934
Obligations of states and political subdivisions |  |
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | 36,867 | 37,059
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 1,599 | 1,554
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 35,268 | 35,505
Fair Value |  |
Total | 35,268 | 35,505
Corporate bonds and notes |  |
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | 24,750 | 25,750
Gross Unrealized Gains | 165 | 0
Gross Unrealized Losses | 3,056 | 3,734
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 21,859 | 22,016
Fair Value |  |
Total | 21,859 | 22,016
SBA loan pools |  |
Amortized cost and estimated fair value of debt securities available-for-sale |  |
Amortized Cost | 49,340 | 53,391
Gross Unrealized Gains | 26 | 35
Gross Unrealized Losses | 2,108 | 2,345
Allowance for Credit Losses | 0 | 0
Estimated Fair Value | 47,258 | 51,081
Amortized Cost |  |
Without single maturity date | 49,340 |
Fair Value |  |
Without single maturity date | 47,258 |
Total | $ 47,258 | $ 51,081

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
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