Annual report pursuant to Section 13 and 15(d)

COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Funded Status as of the Respective Measurement Dates in Each Year and the Amounts Recognized in Balance Sheet (Details)

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COMPANY-SPONSORED EMPLOYEE BENEFIT PLANS - Funded Status as of the Respective Measurement Dates in Each Year and the Amounts Recognized in Balance Sheet (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Funded Status:      
Fair value of plan assets $ 43,396 $ 45,482  
Funded Status Amounts Recognized in our Balance Sheet:      
Pension and postretirement benefit obligations (6,859) (6,159)  
United States      
Funded Status:      
Fair value of plan assets 41,618 43,589  
International Pension Benefits      
Funded Status:      
Fair value of plan assets 1,778 1,893  
Benefit obligation (1,500) (1,601)  
Funded Status 278 292  
Funded Status Amounts Recognized in our Balance Sheet:      
Other non-current assets 480 510  
Other current liabilities (7) (7)  
Pension and postretirement benefit obligations (195) (211)  
Net Liability 278 292  
Amounts Recognized in AOCI      
Unrecognized net prior service cost (5) (7)  
Unrecognized net actuarial gain (loss) 107 99  
Unrecognized net actuarial gain (loss) 102 92  
Deferred tax asset (32) (28)  
Net unrecognized cost 70 64  
Pension Benefits | United States      
Funded Status:      
Fair value of plan assets 41,499 43,491 $ 42,058
Benefit obligation (46,559) (47,712) (43,504)
Funded Status (5,060) (4,221)  
Funded Status Amounts Recognized in our Balance Sheet:      
Other non-current assets 0 0  
Other current liabilities (27) (26)  
Pension and postretirement benefit obligations (5,033) (4,195)  
Net liability (5,060) (4,221)  
Amounts Recognized in AOCI      
Unrecognized net prior service cost (1,251) (1,326)  
Unrecognized net actuarial gain (loss) (2,686) (2,097)  
Unrecognized net actuarial gain (loss) (3,937) (3,423)  
Deferred tax asset 956 831  
Net unrecognized cost (2,981) (2,592)  
Pension Benefits | International Pension Benefits      
Funded Status:      
Fair value of plan assets 1,778 1,893 1,643
Benefit obligation (1,500) (1,601) (1,416)
Postemployment Retirement Benefits | United States      
Funded Status:      
Fair value of plan assets 119 98 215
Benefit obligation (1,850) (1,974) $ (2,016)
Funded Status (1,731) (1,876)  
Funded Status Amounts Recognized in our Balance Sheet:      
Other non-current assets 0 0  
Other current liabilities (100) (123)  
Pension and postretirement benefit obligations (1,631) (1,753)  
Net liability (1,731) (1,876)  
Amounts Recognized in AOCI      
Unrecognized net prior service cost (1) (2)  
Unrecognized net actuarial gain (loss) 131 129  
Unrecognized net actuarial gain (loss) 130 127  
Deferred tax asset (32) (31)  
Net unrecognized cost $ 98 $ 96