v3.25.4
Derivative and Financial Instruments - Financial Instruments, Debt Securities Carried at Fair Value (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Debt Securities, Available-for-sale [Line Items]    
Cash and cash equivalents $ 6,497 $ 5,607
Within one year | Carrying Amount    
Debt Securities, Available-for-sale [Line Items]    
Cash and cash equivalents   2
Short-term investments 453 495
Within one year | Carrying Amount | Corporate Bonds    
Debt Securities, Available-for-sale [Line Items]    
Short-term investments 308 338
Within one year | Carrying Amount | Commercial Paper    
Debt Securities, Available-for-sale [Line Items]    
Cash and cash equivalents   2
Short-term investments 72 77
Within one year | Carrying Amount | U.S. Government Obligations    
Debt Securities, Available-for-sale [Line Items]    
Short-term investments 46 43
Within one year | Carrying Amount | Foreign Government Obligations    
Debt Securities, Available-for-sale [Line Items]    
Short-term investments 9 4
Within one year | Carrying Amount | Asset-backed Securities    
Debt Securities, Available-for-sale [Line Items]    
Short-term investments 18 33
One year through eight years | Carrying Amount    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent 1,148 1,054
One year through eight years | Carrying Amount | Corporate Bonds    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent 651 612
One year through eight years | Carrying Amount | U.S. Government Obligations    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent 224 218
One year through eight years | Carrying Amount | U.S. Government Agency Obligations    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent 1 7
One year through eight years | Carrying Amount | Foreign Government Obligations    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent 9 12
One year through eight years | Carrying Amount | Asset-backed Securities    
Debt Securities, Available-for-sale [Line Items]    
Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent $ 263 $ 205