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PENSION AND OTHER POSTRETIREMENT BENEFIT PROGRAMS - Funded Status Percentage of Company's Pension Plans (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Funded status percentage of the company's pension plans |  |
Fair value of plan assets | $ 2,693 | $ 2,501
PBO | $ 3,378 |
Funded status percentage | 80.00% |
Qualified Pension Plan | United States |  |
Funded status percentage of the company's pension plans |  |
Fair value of plan assets | $ 1,846 |
PBO | $ 2,097 |
Funded status percentage | 88.00% |
Qualified Pension Plan | International plans |  |
Funded status percentage of the company's pension plans |  |
Fair value of plan assets | $ 847 |
PBO | $ 760 |
Funded status percentage | 111.00% |
Non Qualified Pension Plan | United States |  |
Funded status percentage of the company's pension plans |  |
PBO | $ 197 |
Non Qualified Pension Plan | International plans |  |
Funded status percentage of the company's pension plans |  |
PBO | $ 324 |

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- Definition Amount of actuarial present value of benefits attributed to service rendered by employee for 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 (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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