Fair value measurement (Tables)

3 Months Ended

Mar. 31, 2025

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 March 31, 2025, using:							Total
Assets:
Available-for-sale securities:
U.S. Treasury bills	$	—	$	997	$	—	$	997
Money market mutual funds	7,182		—		—		7,182
Other short-term interest-bearing securities	—		123		—		123
Equity securities	5,482		—		—		5,482
Derivatives:
Foreign currency forward contracts	—		195		—		195
Total assets	$	12,664	$	1,315	$	—	$	13,979
Liabilities:
Derivatives:
Foreign currency forward contracts	$	—	$	44	$	—	$	44
Cross-currency swap contracts	—		417		—		417
Interest rate swap contracts	—		419		—		419
Contingent consideration obligations	—		—		104		104
Total liabilities	$	—	$	880	$	104	$	984

	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, 2024, using:							Total
Assets:
Available-for-sale securities:
U.S. Treasury bills	$	—	$	997	$	—	$	997
Money market mutual funds	10,354		—		—		10,354
Other short-term interest-bearing securities	—		135		—		135
Equity securities	4,188		—		—		4,188
Derivatives:
Foreign currency forward contracts	—		420		—		420
Total assets	$	14,542	$	1,552	$	—	$	16,094
Liabilities:
Derivatives:
Foreign currency forward contracts	$	—	$	8	$	—	$	8
Cross-currency swap contracts	—		483		—		483
Interest rate swap contracts	—		531		—		531
Contingent consideration obligations	—		—		106		106
Total liabilities	$	—	$	1,022	$	106	$	1,128