EMPLOYEE BENEFIT PLANS - Fair value of plan assets (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 |
United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | $ 1,070 | $ 0 |
International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 767 | 710 |
Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 1,066 | 0 |
Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 538 | 390 |
Common stock | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Common stock | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 88 |
Common stock | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Common stock | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Common and commingled trusts - Equities | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 585 | 0 |
Common and commingled trusts - Equities | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 155 | 43 |
Common and commingled trusts - Equities | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 585 | 0 |
Common and commingled trusts - Equities | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 155 | 43 |
Corporate debt | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Corporate debt | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 79 | 77 |
Corporate debt | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Corporate debt | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 19 | 0 |
Common and commingled trusts - Bonds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 254 | 0 |
Common and commingled trusts - Bonds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 329 | 311 |
Common and commingled trusts - Bonds | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 254 | 0 |
Common and commingled trusts - Bonds | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 329 | 311 |
Insurance products | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Insurance products | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 1 |
Insurance products | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Insurance products | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Real estate | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Real estate | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 169 | 154 |
Real estate | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Real estate | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Common and commingled trusts - Short Term Investments | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 84 | 0 |
Common and commingled trusts - Short Term Investments | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 29 | 20 |
Common and commingled trusts - Short Term Investments | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 84 | 0 |
Common and commingled trusts - Short Term Investments | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 29 | 20 |
Partnership/joint venture interests - Other | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 33 | |
Partnership/joint venture interests - Other | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Partnership/joint venture interests - Other | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 29 | |
Partnership/joint venture interests - Other | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Hedge Funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 114 | |
Hedge Funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Hedge Funds | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 114 | |
Hedge Funds | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Money market funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Money market funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 6 | 16 |
Money market funds | Not Subject to Leveling | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Money market funds | Not Subject to Leveling | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 6 | 16 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 88 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common stock | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common stock | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 88 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Equities | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Equities | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate debt | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate debt | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Bonds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Bonds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Insurance products | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Insurance products | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Real estate | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Real estate | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Short Term Investments | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Common and commingled trusts - Short Term Investments | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Partnership/joint venture interests - Other | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Partnership/joint venture interests - Other | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Hedge Funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Hedge Funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 60 | 78 |
Significant Other Observable Inputs (Level 2) | Common stock | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common stock | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Equities | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Equities | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Corporate debt | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Corporate debt | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 60 | 77 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Bonds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Bonds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Insurance products | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Significant Other Observable Inputs (Level 2) | Insurance products | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 1 |
Significant Other Observable Inputs (Level 2) | Real estate | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Real estate | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Short Term Investments | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Common and commingled trusts - Short Term Investments | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Partnership/joint venture interests - Other | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Other Observable Inputs (Level 2) | Partnership/joint venture interests - Other | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Other Observable Inputs (Level 2) | Hedge Funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Other Observable Inputs (Level 2) | Hedge Funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Other Observable Inputs (Level 2) | Money market funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Other Observable Inputs (Level 2) | Money market funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 4 | 0 |
Significant Unobservable Inputs (Level 3) | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 169 | 154 |
Significant Unobservable Inputs (Level 3) | Common stock | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common stock | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Equities | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Equities | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Corporate debt | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Corporate debt | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Bonds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Bonds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Insurance products | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Significant Unobservable Inputs (Level 3) | Insurance products | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | | 0 |
Significant Unobservable Inputs (Level 3) | Real estate | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Real estate | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 169 | 154 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Short Term Investments | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Common and commingled trusts - Short Term Investments | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Partnership/joint venture interests - Other | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 4 | |
Significant Unobservable Inputs (Level 3) | Partnership/joint venture interests - Other | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Unobservable Inputs (Level 3) | Hedge Funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Unobservable Inputs (Level 3) | Hedge Funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | |
Significant Unobservable Inputs (Level 3) | Money market funds | United States | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | 0 | 0 |
Significant Unobservable Inputs (Level 3) | Money market funds | International Pension Benefits | | |
Defined Benefit Plan Disclosure [Line Items] | | |
Defined benefit plan, plan assets, amount | $ 0 | $ 0 |