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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Statement of Comprehensive Income [Abstract] |  |  |  |
SECURITIES: Unrealized gains (losses) arising during the period, income taxes | $ 882 | $ 3,621 | $ 3,902 | $ 3,034
SECURITIES: Reclassification adjustment for gains included in net income, income taxes | 0 | 0 | (5) | 16
SECURITIES: Amortization of unrealized losses on securities transferred to held to maturity, income taxes | 36 | 63 | 141 | 189
DERIVATIVE FINANCIAL INSTRUMENTS, tax | (37) | 0 | (37) | 0
PENSION: Amortization of pension net loss, transition liability, and prior service cost, income taxes | $ 0 | $ 4 | $ 0 | $ 13

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