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EMPLOYEE BENEFIT PLANS - Changes in plan assets and benefit obligations (Details) - Defined Benefit Pension Items - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
OTHER CHANGES IN PLAN ASSETS AND BENEFIT OBLIGATIONS RECOGNIZED IN OTHER COMPREHENSIVE LOSS |  |  |
Net loss (gain) | $ 4,106 | $ (7,153) | $ 968
Recognized loss | (3,828) | (4,157) | (2,453)
Total recognized in other comprehensive loss before tax effect | 278 | (11,310) | (1,485)
Total recognized in net benefit cost and other comprehensive loss before tax effect | $ 2,794 | $ (8,559) | $ 684

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