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COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Net Periodic Benefit Cost for Company Sponsored Pension and Postretirement Benefit Plans (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Amortization of: |  |  |
Curtailment and settlement (gain) loss | $ (34) |  |
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment, After Tax | 24 |  |
Defined Benefit Plan, Immediate Recognition of Prior Service Cost (Credit) |  | $ 69 |
Defined Benefit Plan, Immediate Recognition of Prior Service Cost (Credit), After Tax |  | 52 |
Defined Benefit Plan, Immediate Recognition of (gain) loss on Plan Amendment |  | 66 |
Defined Benefit Plan, Immediate Recognition of (gain) loss on Plan Amendment, After Tax |  | 50 |
Pension Benefits | United States |  |  |
Net Periodic Benefit Cost: |  |  |
Service cost | 2,024 | 1,897 | $ 1,853
Interest cost | 1,950 | 1,948 | 1,977
Expected return on plan assets | (3,280) | (3,327) | (3,549)
Amortization of: |  |  |
Amortization of prior service cost | 93 | 139 | 218
Actuarial (gain) loss | (875) | (3,284) | 6,211
Curtailment and settlement (gain) loss | 0 | 0 | 0
Net periodic benefit cost | (88) | (2,627) | 6,710
Pension Benefits | International Pension Benefits |  |  |
Net Periodic Benefit Cost: |  |  |
Service cost | 68 | 76 | 67
Interest cost | 45 | 38 | 40
Expected return on plan assets | (78) | (68) | (86)
Amortization of: |  |  |
Amortization of prior service cost | 1 | 2 | 2
Actuarial (gain) loss | (152) | (12) | 27
Curtailment and settlement (gain) loss | (34) | 0 | 0
Net periodic benefit cost | (150) | 36 | 50
Postemployment Retirement Benefits | United States |  |  |
Net Periodic Benefit Cost: |  |  |
Service cost | 30 | 28 | 29
Interest cost | 83 | 81 | 91
Expected return on plan assets | (4) | (5) | (8)
Amortization of: |  |  |
Amortization of prior service cost | 0 | 7 | 7
Actuarial (gain) loss | 0 | 24 | 246
Curtailment and settlement (gain) loss | 0 | 0 | 0
Net periodic benefit cost | $ 109 | $ 135 | $ 365

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