v3.26.1
Financial Instruments - Narrative (Details)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
interest_rate_swap
Dec. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
interest_rate_swap
Jun. 30, 2025
USD ($)
Jul. 31, 2026
USD ($)
Derivative [Line Items]            
Derivative, notional amount $ 37,329 $ 40,291   $ 37,329    
Pretax net unrealized gains on derivatives maturing within the next 12 months estimated to be reclassified from AOCI to sales 152     152    
Equity investments without readily determinable fair values 851   $ 870 851 $ 870  
Unrealized gains recognized on investments in equity securities without readily determinable fair value       111    
Unrealized losses recognized on investments in equity securities without readily determinable fair values       30 33  
Cumulative unrealized gains on investments 395     395    
Cumulative unrealized losses on investments 172     172    
Income from investments in equity securities, net (242)   (100) (411) (189)  
Fair value of loans payable and long-term debt, including current portion 49,900 45,600   49,900    
Debt, carrying amount 53,900 49,300   53,900    
Factored accounts receivable 1,600 1,600        
Cash collateral received from counterparties $ 154 1   $ 154    
4.50% note due 2033 | 4.50% note due 2033            
Derivative [Line Items]            
Stated interest rate 4.50%     4.50%    
5.20% notes due 2036 | 5.20% notes due 2036 | Subsequent Event            
Derivative [Line Items]            
Stated interest rate           5.20%
Accounts Receivable Factoring Collections            
Derivative [Line Items]            
Restricted cash $ 41 45   $ 41    
Level 2            
Derivative [Line Items]            
Cash equivalents 5,900 13,800   5,900    
Equity Funds            
Derivative [Line Items]            
Publicly traded equity securities 248   221 248 221  
Income from investments in equity securities, net $ (10)   $ 27 $ (13) $ 50  
Interest rate swap contracts            
Derivative [Line Items]            
Number of Interest Rate Swaps Held | interest_rate_swap 10     10    
Interest rate swap contracts | 4.50% note due 2033            
Derivative [Line Items]            
Number of Interest Rate Swaps Held | interest_rate_swap 6     6    
Derivative, notional amount $ 1,500     $ 1,500    
Interest rate swap contracts | 5.20% notes due 2036 | Subsequent Event            
Derivative [Line Items]            
Derivative, notional amount           $ 250
Derivatives Designated as Hedging Instruments            
Derivative [Line Items]            
Derivative, notional amount 15,353 14,712   15,353    
Derivatives Not Designated as Hedging Instruments            
Derivative [Line Items]            
Derivative, notional amount $ 21,976 $ 25,579   $ 21,976    
Maximum | Derivatives Designated as Hedging Instruments            
Derivative [Line Items]            
Maximum average period of maturities of contracts in years (less than)       2 years    
Maximum | Derivatives Not Designated as Hedging Instruments            
Derivative [Line Items]            
Maximum average period of maturities of contracts in years (less than)       6 months