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RETIREMENT BENEFIT PLANS (Tables)
3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Schedule of Costs of Retirement Plans
The following table summarizes our retirement benefit plan costs. Service costs are recorded in Operating expenses, while other net costs are recorded in Other income within the Consolidated Statements of Operations.
Three Months Ended March 31,
20242023
Pension BenefitsPostretirement BenefitsPension BenefitsPostretirement Benefits
Service costs$374 $484 $348 $446 
Interest costs154 409 117 374 
Expected return on plan assets
(51) — — 
Amortization of prior service costs 40 — 34 
Amortization of actuarial gains(3) (46)— 
Total$474 $933 $419 $854