Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENTS - Levels Within the Fair Value Hierarchy for Pension Plan Assets (Details)

v3.25.0.1
FAIR VALUE MEASUREMENTS - Levels Within the Fair Value Hierarchy for Pension Plan Assets (Details) - Pension Plans, Defined Benefit - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets $ 6,435 $ 7,260 $ 7,158
Cash and Cash Equivalents      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 579 375  
Equity Securities, US based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,051 1,178  
Equity Securities, International based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 703 921  
Government bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,009 1,386  
Corporate bonds and debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 546 579  
Mutual, pooled and commingled funds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 687 778  
Hedge funds/limited partnerships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,023 1,057  
Real estate      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 341 376  
Derivative financial instruments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets (63) 33  
Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 559 577  
Level 1      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 2,019 2,334  
Level 1 | Cash and Cash Equivalents      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 203 163  
Level 1 | Equity Securities, US based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,022 1,148  
Level 1 | Equity Securities, International based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 691 904  
Level 1 | Government bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 79 107  
Level 1 | Corporate bonds and debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 1 | Mutual, pooled and commingled funds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 24 12  
Level 1 | Hedge funds/limited partnerships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 1 | Real estate      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 1 | Derivative financial instruments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 1 | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 2      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 2,060 2,348  
Level 2 | Cash and Cash Equivalents      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 376 212  
Level 2 | Equity Securities, US based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1 0  
Level 2 | Equity Securities, International based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 10 15  
Level 2 | Government bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 930 1,279  
Level 2 | Corporate bonds and debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 529 552  
Level 2 | Mutual, pooled and commingled funds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 277 257  
Level 2 | Hedge funds/limited partnerships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 2 | Real estate      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 2 | Derivative financial instruments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets (63) 33  
Level 2 | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 358 382 $ 357
Level 3 | Cash and Cash Equivalents      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Equity Securities, US based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 28 30  
Level 3 | Equity Securities, International based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 2 2  
Level 3 | Government bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Corporate bonds and debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 17 27  
Level 3 | Mutual, pooled and commingled funds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Hedge funds/limited partnerships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Real estate      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Derivative financial instruments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Level 3 | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 311 323  
Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,998 2,196  
Other | Cash and Cash Equivalents      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Equity Securities, US based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Equity Securities, International based companies      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Government bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Corporate bonds and debt securities      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Mutual, pooled and commingled funds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 386 509  
Other | Hedge funds/limited partnerships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 1,023 1,057  
Other | Real estate      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 341 376  
Other | Derivative financial instruments      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets 0 0  
Other | Other      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Defined Benefit Plan, Plan Assets $ 248 $ 254