Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2023

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 March 31, 2023, were as follows:

			Observable Inputs		Directly or Indirectly Observable Inputs		Unobservable Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
	(In millions)
Corporate debt securities	$	2,335	$	—	$	2,335	$	—
Mortgage-backed securities	851		—		851		—
Asset-backed securities	323		—		323		—
Municipal securities	151		—		151		—
U.S. Treasury notes	123		—		123		—
Other	27		—		27		—
Total assets	$	3,810	$	—	$	3,810	$	—

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

			Observable Inputs		Directly or Indirectly Observable Inputs		Unobservable Inputs
	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

Schedule of Fair Value Measurements of Senior Notes

	March 31, 2023				December 31, 2022
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
	(In millions)
4.375% Notes due 2028	$	793	$	742	$	792	$	729
3.875% Notes due 2030	643		568		643		554
3.875% Notes due 2032	741		637		741		629
Total	$	2,177	$	1,947	$	2,176	$	1,912