Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of fair value of assets measured on recurring basis

Our financial instruments measured at fair value on a recurring basis at December 31, 2022, were as follows:

	Total		Level 1		Level 2		Level 3
	(In millions)
Corporate debt securities	$	2,184	$	—	$	2,184	$	—
Mortgage-backed securities	731		—		731		—
Asset-backed securities	288		—		288		—
Municipal securities	149		—		149		—
U.S. Treasury notes	105		—		105		—
Other	42		—		42		—
Total assets	$	3,499	$	—	$	3,499	$	—
Contingent consideration liabilities	$	8	$	—	$	—	$	8
Total liabilities	$	8	$	—	$	—	$	8

Our financial instruments measured at fair value on a recurring basis at December 31, 2021, were as follows:

	Total		Level 1		Level 2		Level 3
	(In millions)
Corporate debt securities	$	1,833	$	—	$	1,833	$	—
Mortgage-backed securities	614		—		614		—
Asset-backed securities	247		—		247		—
Municipal securities	123		—		123		—
U.S. Treasury notes	353		—		353		—
Other	32		—		32		—
Total assets	$	3,202	$	—	$	3,202	$	—
Contingent consideration liabilities	$	47	$	—	$	—	$	47
Total liabilities	$	47	$	—	$	—	$	47

Schedule of fair value measurements of senior notes

	December 31, 2022				December 31, 2021
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
	(In millions)
4.375% Notes due 2028	$	792	$	729	$	791	$	829
3.875% Notes due 2030	643		554		642		675
3.875% Notes due 2032	741		629		740		760
Total	$	2,176	$	1,912	$	2,173	$	2,264