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EMPLOYEE RETIREMENT PLANS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
EMPLOYEE RETIREMENT PLANS    
Service cost $ 445 $ 382
Interest cost 1,754 1,487
Expected return on plan assets (2,896) (2,907)
Pension settlement charge 894 0
Net amortization and deferral 875 1,012
Pension expense (benefit) $ 1,072 $ (26)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Revenues Revenues