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RETIREMENT AND POSTRETIREMENT BENEFIT PLANS - OBLIGATIONS AND FUNDED STATUS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Pension Benefits |  |  |
Amounts recognized in the Consolidated Balance Sheet: |  |  |
Other long-term assets | $ 133 | $ 126 |
Accrued liabilities | (2) | (3) |
Deferred credits and other liabilities — pension and postretirement obligations | (244) | (270) |
Total amount recognized in consolidated balance sheet | (113) | (147) |
Accumulated other comprehensive loss included the following after-tax balances: |  |  |
Net (gain) loss | (8) | 3 |
Prior service credit | 0 | 0 |
AOCI after-tax balances | (8) | 3 |
Changes in the benefit obligation: |  |  |
Benefit obligation — beginning of year | 879 | 886 |
Service cost — benefits earned during the period | 4 | 5 | $ 7
Interest cost on projected benefit obligation | 42 | 45 | 36
Actuarial (gain) loss | (38) | 19 |
Benefits paid | (71) | (80) |
Other | (3) | 4 |
Benefit obligation — end of year | 813 | 879 | 886
Changes in plan assets: |  |  |
Fair value of plan assets — beginning of year | 732 | 641 |
Actual return on plan assets | 16 | 77 |
Employer contributions | 23 | 89 |
Benefits paid | (71) | (80) |
Other | 0 | 5 |
Fair value of plan assets — end of year | 700 | 732 | 641
Unfunded status: | (113) | (147) |
Accumulated Benefit Obligation in Excess of Plan Assets |  |  |
Projected benefit obligation | 648 | 719 |
Accumulated benefit obligation | 647 | 717 |
Fair value of plan assets | 505 | 543 |
Plan Assets in Excess of Accumulated Benefit Obligation |  |  |
Projected benefit obligation | 165 | 160 |
Accumulated benefit obligation | 165 | 157 |
Fair value of plan assets | 195 | 189 |
Postretirement Benefits |  |  |
Amounts recognized in the Consolidated Balance Sheet: |  |  |
Other long-term assets | 0 | 0 |
Accrued liabilities | (52) | (57) |
Deferred credits and other liabilities — pension and postretirement obligations | (778) | (661) |
Total amount recognized in consolidated balance sheet | (830) | (718) |
Accumulated other comprehensive loss included the following after-tax balances: |  |  |
Net (gain) loss | (122) | (217) |
Prior service credit | (40) | (45) |
AOCI after-tax balances | (162) | (262) |
Changes in the benefit obligation: |  |  |
Benefit obligation — beginning of year | 718 | 773 |
Service cost — benefits earned during the period | 18 | 16 | 38
Interest cost on projected benefit obligation | 35 | 37 | 33
Actuarial (gain) loss | 105 | (53) |
Benefits paid | (50) | (65) |
Other | 4 | 10 |
Benefit obligation — end of year | 830 | 718 | 773
Changes in plan assets: |  |  |
Fair value of plan assets — beginning of year | 0 | 0 |
Actual return on plan assets | 0 | 0 |
Employer contributions | 45 | 54 |
Benefits paid | (50) | (64) |
Other | 5 | 10 |
Fair value of plan assets — end of year | 0 | 0 | $ 0
Unfunded status: | $ (830) | $ (718) |

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