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PENSION AND OTHER POSTRETIREMENT BENEFIT PROGRAMS - Weighted-Average Assumptions Used in Determining (Details) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Pension benefits | United States |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.20% | 5.55% |
Rate of compensation increase | 2.60% | 2.93% |
Discount rate | 5.55% | 3.01% | 2.73%
Expected return on plan assets | 6.43% | 5.00% | 5.50%
Rate of compensation increase | 2.93% | 3.68% | 3.68%
Pension benefits | International plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 3.41% | 4.01% |
Rate of compensation increase | 3.24% | 3.34% |
Discount rate | 4.01% | 1.47% | 1.00%
Expected return on plan assets | 5.00% | 3.82% | 3.58%
Rate of compensation increase | 3.34% | 3.11% | 3.03%
OPEB |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Annual rate of increase in the per-capita cost | 6.25% | 6.50% |
Rate decreased to | 5.00% | 5.00% |
Annual rate of increase in the per-capita cost | 6.25% | 6.50% | 6.25%
Rate decreased to | 5.00% | 5.00% | 5.00%
OPEB | United States |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rate | 5.11% | 5.46% |
Discount rate | 5.46% | 2.76% | 2.33%

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- Definition Defined benefit plan assumptions used calculating benefit obligation annual rate of per capita cost increase. + References No definition available. + Details
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- Definition Defined benefit plan assumptions used calculating net periodic benefit cost annual rate decrease in per capita cost. + 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 benefit obligation 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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