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EMPLOYEE BENEFIT PLANS - Schedule of Weighted Average Assumptions Used to Determine Net Periodic Benefit Costs (Details) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Pension Benefits |  |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate | 4.74% | 2.69% | 2.47%
Expected long-term return on plan assets | 6.73% | 4.39% | 4.86%
Health Care Benefits |  |  |
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate | 5.17% | 2.85% | 2.66%
Expected long-term return on plan assets | 0.00% | 0.00% | 0.00%
Assumed health care cost trend rates at December 31: |  |  |
Assumed health care cost trend rates at January 1: | 5.93% | 6.44% | 6.24%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) | 4.08% | 4.08% | 4.04%
Year that the rate reaches the ultimate trend rate | 2055 | 2065 | 2066

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- Definition Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Health Care Cost Trend Rate Assumed, Next Fiscal Year + References No definition available. + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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