v3.26.1
Fair value measurement (Tables)
 6 Months Ended
Jun. 30, 2026
Fair Value Disclosures [Abstract]  
Schedule of Fair Value of Financial Assets and Liabilities on Recurring Basis
The fair values of each major class of the Company’s financial assets and liabilities measured at fair value on a recurring basis were as follows (in millions):
Quoted prices
in active markets 
for identical assets
(Level 1)		Significant
other observable
inputs
(Level 2)		Significant
unobservable
inputs
(Level 3)
Fair value measurement as of June 30, 2026, using:Total
Assets:
Available-for-sale securities:
U.S. Treasury bills$— $2,493 $— $2,493 
Money market mutual funds10,793 — — 10,793 
Other short-term interest-bearing securities— 129 — 129 
Equity securities5,867 — — 5,867 
Derivatives:
Foreign currency forward contracts— 306 — 306 
Interest rate swap contracts— 7 — 7 
Total assets$16,660 $2,935 $— $19,595 
Liabilities:
Derivatives:
Foreign currency forward contracts$— $107 $— $107 
Cross-currency swap contracts— 329 — 329 
Interest rate swap contracts— 330 — 330 
Contingent consideration obligations
— — 171 171 
Total liabilities$— $766 $171 $937 
Quoted prices
in active markets 
for identical assets
(Level 1)		Significant
other observable
inputs
(Level 2)		Significant
unobservable
inputs
(Level 3)
Fair value measurement as of December 31, 2025, using:Total
Assets:
Available-for-sale securities:
U.S. Treasury bills$— $998 $— $998 
Money market mutual funds7,395 — — 7,395 
Other short-term interest-bearing securities— 132 — 132 
Equity securities6,144 — — 6,144 
Derivatives:
Foreign currency forward contracts— 196 — 196 
Cross-currency swap contracts— 48 — 48 
Total assets$13,539 $1,374 $— $14,913 
Liabilities:
Derivatives:
Foreign currency forward contracts$— $214 $— $214 
Cross-currency swap contracts— 320 — 320 
Interest rate swap contracts— 293 — 293 
Contingent consideration obligations
— — 161 161 
Total liabilities$— $827 $161 $988