Annual report pursuant to Section 13 and 15(d)

COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Projected Benefit Obligation, Accumulated Benefit Obligation, and Fair Value of Plan Assets for Pension Plans With an Accumulated Benefit Obligation in Excess of Plan Assets (Details)

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COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Projected Benefit Obligation, Accumulated Benefit Obligation, and Fair Value of Plan Assets for Pension Plans With an Accumulated Benefit Obligation in Excess of Plan Assets (Details) - Pension Benefits - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
United States    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets $ 47,712 $ 24,452
Accumulated benefit obligation, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets 47,674 24,414
Fair value of plan assets, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets 43,491 21,598
Projected benefit obligation, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets 47,712 24,452
Accumulated benefit obligation, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets 47,674 24,414
Fair value of plan assets, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets 43,491 21,598
International Pension Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets 345 311
Accumulated benefit obligation, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets 304 278
Fair value of plan assets, Projected Benefit Obligation Exceeds the Fair Value of the Plan Assets 127 121
Projected benefit obligation, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets 315 274
Accumulated benefit obligation, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets 281 246
Fair value of plan assets, Accumulated Benefit Obligation Exceeds the Fair Value of Plan Assets $ 100 $ 86