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COMPREHENSIVE INCOME (LOSS) - Components (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
COMPREHENSIVE INCOME (LOSS) |  |  |  |
Unrealized holding gains (losses) on available-for-sale debt securities, Before-Tax Amount | $ 2,609 | $ (812) | $ 7,778 | $ (3,586)
Unrealized holding (losses) gains on available-for-sale debt securities, Income Tax Effect | (576) | 173 | (1,711) | 754
Unrealized holding (losses) gains on available-for-sale debt securities, Net of Tax Amount | 2,033 | (639) | 6,067 | (2,832)
Reclassification adjustment for (gains) losses realized in income, Before-Tax Amount | 0 | 0 | 0 | 0
Reclassification adjustment for gains (losses) realized in income, Income Tax Effect | 0 | 0 | 0 | 0
Reclassification adjustment for (gains) losses realized in income. Net of Tax Amount | 0 | 0 | 0 | 0
Other comprehensive (loss) income from available-for-sale debt securities, Before-Tax Amount | 2,609 | (812) | 7,778 | (3,586)
Other comprehensive loss (income) from available-for-sale debt securities, Income tax effect | (576) | 173 | (1,711) | 754
Other comprehensive (loss) income from available-for-sale debt securities, Net-of-Tax Amount | 2,033 | (639) | 6,067 | (2,832)
Changes from plan amendments and actuarial gains and losses, Before-Tax Amount | 0 | 0 | 69 | 394
Changes from plan amendments and actuarial gains and losses, Income Tax Effect |  |  | (15) | (83)
Changes from plan amendments and actuarial gains and losses, Net-of-Tax Amount |  |  | 54 | 311
Amortization of prior service cost and net actuarial loss and curtailment gain included in net periodic benefit cost, Before-Tax Amount | (22) | (20) | (44) | (510)
Amortization of prior service cost and net actuarial loss and curtailment gain included in net periodic benefit cost, Income Tax Effect | 5 | 4 | 10 | 107
Amortization of prior service cost and net actuarial loss and curtailment gain included in net periodic benefit cost, Net-of-Tax Amount | (17) | (16) | (34) | (403)
Other comprehensive loss on unfunded retirement obligations, Before-Tax Amount | (22) | (20) | 25 | (116)
Other comprehensive loss on unfunded retirement obligations, Income Tax Effect | 5 | 4 | (5) | 24
Other comprehensive loss on unfunded retirement obligations, Net-of-Tax Amount | (17) | (16) | 20 | (92)
Total other comprehensive (income) loss, Before-Tax Amount | 2,587 | (832) | 7,803 | (3,702)
Total other comprehensive income (loss), Income Tax Effect | (571) | 177 | (1,716) | 778
Total other comprehensive income (loss), Net-of-Tax Amount | $ 2,016 | $ (655) | $ 6,087 | $ (2,924)

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