v3.25.4
RETIREMENT BENEFITS - Schedule of Defined Benefit Pension Plan Assets (Details) - Pension Plan - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
U.S. Plans      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value $ 30,005 $ 29,502 $ 31,423
U.S. Plans | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 6,960 6,417  
U.S. Plans | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 17,496 17,181  
U.S. Plans | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 35 29 21
U.S. Plans | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 5,514 5,875  
U.S. Plans | Equity      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,342 1,573  
U.S. Plans | Equity | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,294 1,525  
U.S. Plans | Equity | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 39 40  
U.S. Plans | Equity | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 9 8  
U.S. Plans | U.S. companies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 873 1,039  
U.S. Plans | U.S. companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 842 1,035  
U.S. Plans | U.S. companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 29 2  
U.S. Plans | U.S. companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2 2  
U.S. Plans | International companies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 469 534  
U.S. Plans | International companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 452 490  
U.S. Plans | International companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 10 38  
U.S. Plans | International companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 7 6  
U.S. Plans | Fixed Income      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 25,479 24,263  
U.S. Plans | Fixed Income | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 7,385 7,101  
U.S. Plans | Fixed Income | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 17,457 17,141  
U.S. Plans | Fixed Income | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 26 21  
U.S. Plans | Fixed Income | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 611    
U.S. Plans | U.S. government agencies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 8,329 8,185  
U.S. Plans | U.S. government agencies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 7,388 7,106  
U.S. Plans | U.S. government agencies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 941 1,079  
U.S. Plans | U.S. government agencies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Non-U.S. government      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 689 608  
U.S. Plans | Non-U.S. government | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1 1  
U.S. Plans | Non-U.S. government | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 688 607  
U.S. Plans | Non-U.S. government | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Corporate bonds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 15,378 15,100  
U.S. Plans | Corporate bonds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Corporate bonds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 15,355 15,079  
U.S. Plans | Corporate bonds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 23 21  
U.S. Plans | Mortgage/other asset-backed      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 456 433  
U.S. Plans | Mortgage/other asset-backed | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Mortgage/other asset-backed | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 453 433  
U.S. Plans | Mortgage/other asset-backed | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 3 0  
U.S. Plans | Commingled funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 611 0  
U.S. Plans | Commingled funds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value   0  
U.S. Plans | Commingled funds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value   0  
U.S. Plans | Commingled funds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value   0  
U.S. Plans | Commingled funds | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 611    
U.S. Plans | Derivative financial instruments, net      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 16 (63)  
U.S. Plans | Derivative financial instruments, net | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (4) (6)  
U.S. Plans | Derivative financial instruments, net | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 20 (57)  
U.S. Plans | Derivative financial instruments, net | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Alternatives      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 4,903 5,875  
U.S. Plans | Alternatives | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 4,903 5,875  
U.S. Plans | Hedge funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,908 3,732  
U.S. Plans | Hedge funds | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,908 3,732  
U.S. Plans | Private equity      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 820 845  
U.S. Plans | Private equity | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 820 845  
U.S. Plans | Real estate      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,175 1,298  
U.S. Plans | Real estate | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,175 1,298  
U.S. Plans | Cash, cash equivalents, and repurchase agreements      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (1,460) (1,656)  
U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (1,460) (1,656)  
U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Repurchase Agreements | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Investment within plan asset category, amount (2,200) (2,600)  
U.S. Plans | Other      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (259) (553)  
U.S. Plans | Other | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (259) (553)  
U.S. Plans | Other | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
U.S. Plans | Other | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 22,775 21,751 22,958
Non-U.S. Plans | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 3,379 3,747  
Non-U.S. Plans | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 8,450 12,920  
Non-U.S. Plans | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 9,855 3,565 $ 4,138
Non-U.S. Plans | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,091 1,519  
Non-U.S. Plans | Equity      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,136 2,872  
Non-U.S. Plans | Equity | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,059 2,799  
Non-U.S. Plans | Equity | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 76 72  
Non-U.S. Plans | Equity | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1 1  
Non-U.S. Plans | U.S. companies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,304 1,744  
Non-U.S. Plans | U.S. companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,273 1,719  
Non-U.S. Plans | U.S. companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 31 25  
Non-U.S. Plans | U.S. companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | International companies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 832 1,128  
Non-U.S. Plans | International companies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 786 1,080  
Non-U.S. Plans | International companies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 45 47  
Non-U.S. Plans | International companies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1 1  
Non-U.S. Plans | Fixed Income      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 11,124 14,367  
Non-U.S. Plans | Fixed Income | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,658 1,393  
Non-U.S. Plans | Fixed Income | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 8,374 12,848  
Non-U.S. Plans | Fixed Income | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 92 126  
Non-U.S. Plans | U.S. government agencies      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 61 30  
Non-U.S. Plans | U.S. government agencies | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 3 4  
Non-U.S. Plans | U.S. government agencies | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 58 26  
Non-U.S. Plans | U.S. government agencies | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Non-U.S. government      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 9,654 12,064  
Non-U.S. Plans | Non-U.S. government | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 2,629 1,360  
Non-U.S. Plans | Non-U.S. government | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 6,974 10,698  
Non-U.S. Plans | Non-U.S. government | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 51 6  
Non-U.S. Plans | Corporate bonds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,063 1,723  
Non-U.S. Plans | Corporate bonds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Corporate bonds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,025 1,667  
Non-U.S. Plans | Corporate bonds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 38 56  
Non-U.S. Plans | Mortgage/other asset-backed      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 175 304  
Non-U.S. Plans | Mortgage/other asset-backed | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Mortgage/other asset-backed | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 172 291  
Non-U.S. Plans | Mortgage/other asset-backed | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 3 13  
Non-U.S. Plans | Commingled funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 150 216  
Non-U.S. Plans | Commingled funds | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 26 30  
Non-U.S. Plans | Commingled funds | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 124 186  
Non-U.S. Plans | Commingled funds | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Derivative financial instruments, net      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 21 30  
Non-U.S. Plans | Derivative financial instruments, net | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 (1)  
Non-U.S. Plans | Derivative financial instruments, net | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 21 (20)  
Non-U.S. Plans | Derivative financial instruments, net | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 51  
Non-U.S. Plans | Alternatives      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,091 1,519  
Non-U.S. Plans | Alternatives | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 1,091 1,519  
Non-U.S. Plans | Hedge funds      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 488 779  
Non-U.S. Plans | Hedge funds | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 488 779  
Non-U.S. Plans | Private equity      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 325 370  
Non-U.S. Plans | Private equity | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 325 370  
Non-U.S. Plans | Real estate      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 278 370  
Non-U.S. Plans | Real estate | Assets measured at NAV      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 278 370  
Non-U.S. Plans | Cash, cash equivalents, and repurchase agreements      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (1,296) (197)  
Non-U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (1,296) (197)  
Non-U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Cash, cash equivalents, and repurchase agreements | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Repurchase Agreements | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Investment within plan asset category, amount (1,600) (700)  
Non-U.S. Plans | Other      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 9,720 3,190  
Non-U.S. Plans | Other | Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value (42) (248)  
Non-U.S. Plans | Other | Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 0 0  
Non-U.S. Plans | Other | Level 3      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value 9,762 3,438  
Non-U.S. Plans | Other Pension Benefit Plan Asset Insurance Contracts | Level 3 | Ford Werke GmbH and Other      
Defined Benefit Plan Disclosure [Line Items]      
Total assets at fair value $ 9,000 $ 2,700