Fair value measurement - (Tables)

12 Months Ended

Dec. 31, 2021

Fair value of each major class of financial assets and liabilities measured at fair value on a 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):


Fair value measurement as of December 31, 2021, using:	Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Total
Assets:
Available-for-sale securities:
U.S. Treasury notes	$	47	$	—	$	—	$	47
U.S. Treasury bills	1,400		—		—		1,400






Money market mutual funds	5,856		—		—		5,856
Other short-term interest-bearing securities	—		1		—		1
Equity securities	611		—		220		831
Derivatives:
Foreign currency contracts	—		183		—		183
Cross-currency swap contracts	—		66		—		66
Interest rate swap contracts	—		16		—		16
Total assets	$	7,914	$	266	$	220	$	8,400
Liabilities:
Derivatives:
Foreign currency contracts	$	—	$	39	$	—	$	39
Cross-currency swap contracts	—		339		—		339
Interest rate swap contracts	—		156		—		156
Contingent consideration obligations	—		—		342		342
Total liabilities	$	—	$	534	$	342	$	876


Fair value measurement as of December 31, 2020, using:	Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)		Total
Assets:
Available-for-sale securities:
U.S. Treasury notes	$	130	$	—	$	—	$	130
U.S. Treasury bills	4,948		—		—		4,948






Money market mutual funds	4,765		—		—		4,765
Other short-term interest-bearing securities	—		2		—		2
Equity securities	477		—		—		477
Derivatives:
Foreign currency contracts	—		28		—		28
Cross-currency swap contracts	—		255		—		255
Interest rate swap contracts	—		66		—		66
Total assets	$	10,320	$	351	$	—	$	10,671
Liabilities:
Derivatives:
Foreign currency contracts	$	—	$	237	$	—	$	237
Cross-currency swap contracts	—		318		—		318
Interest rate swap contracts	—		15		—		15
Contingent consideration obligations	—		—		33		33
Total liabilities	$	—	$	570	$	33	$	603

Changes in contingent consideration

Changes in the carrying amounts of contingent consideration obligations were as follows (in millions):


	Years ended December 31,
	2021		2020		2019
Beginning balance	$	33	$	61	$	72
Additions	309		—		—
Payments	(7)		(6)		—
Net changes in valuations	7		(22)		(11)
Ending balance	$	342	$	33	$	61