Annual report pursuant to Section 13 and 15(d)

COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Net Periodic Benefit Cost for Company Sponsored Pension and Postretirement Benefit Plans (Details)

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COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Net Periodic Benefit Cost for Company Sponsored Pension and Postretirement Benefit Plans (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Net Periodic Benefit Cost:      
Curtailment and settlement (gain) loss     $ (34)
Pension Benefits | United States      
Net Periodic Benefit Cost:      
Service cost $ 1,240 $ 1,172 2,024
Interest cost 2,574 2,508 1,950
Expected return on plan assets (3,085) (2,967) (3,280)
Amortization of prior service cost 152 106 93
Actuarial (gain) loss 673 393 (875)
Curtailment and settlement (gain) loss 0 0 0
Net periodic benefit cost 1,554 1,212 (88)
Pension Benefits | International Pension Benefits      
Net Periodic Benefit Cost:      
Service cost 42 43 68
Interest cost 66 66 45
Expected return on plan assets (83) (84) (78)
Amortization of prior service cost 1 1 1
Actuarial (gain) loss (8) (42) (152)
Curtailment and settlement (gain) loss 0 8 (34)
Net periodic benefit cost 18 (8) (150)
Postemployment Retirement Benefits | United States      
Net Periodic Benefit Cost:      
Service cost 20 20 30
Interest cost 109 116 83
Expected return on plan assets (4) (12) (4)
Amortization of prior service cost 1 2 0
Actuarial (gain) loss 0 0 0
Curtailment and settlement (gain) loss 0 0 0
Net periodic benefit cost $ 126 $ 126 $ 109