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RETIREMENT BENEFIT PLANS (Tables) | 3 Months Ended
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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,
| 2024 |  | 2023
| Pension Benefits |  | Postretirement Benefits |  | Pension Benefits |  | Postretirement Benefits
Service costs | $ | 374 |  |  | $ | 484 |  |  | $ | 348 |  |  | $ | 446 |
Interest costs | 154 |  |  | 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 |

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- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 20 -Topic 715 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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