v3.25.4
Financial Instruments - Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis - Footnotes (Details) - USD ($)
$ in Millions
 1 Months Ended 3 Months Ended 12 Months Ended
Oct. 31, 2024
Mar. 31, 2024
Jun. 29, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Equity securities with readily determinable fair values       $ 2,596 $ 7,848  
Proceeds from partial sales of investment in Haleon [1]       6,311 7,040 $ 0
Long-term equity securities held in trust       146 133  
Haleon [Member]            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Equity securities with readily determinable fair values         6,500  
Proceeds from partial sales of investment in Haleon $ 3,500 $ 3,500 $ 6,300      
Short-term Investments [Member]            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Equity securities with readily determinable fair values [2]       2,596 7,848  
Short-term Investments [Member] | Level 1 [Member]            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Equity securities with readily determinable fair values [2]       $ 0 $ 6,456  
[1] See Note 2C.
[2] Includes money market funds primarily invested in U.S. Treasury and government debt. As of December 31, 2024, short-term equity securities included our previous investment in Haleon of $6.5 billion. In the first quarter of 2025, we sold the remaining portion of our investment in Haleon for $6.3 billion. See Note 2C.