FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2026

Fair Value Disclosures [Abstract]

Fair Value, by Balance Sheet Grouping

Fair values of financial instruments on the condensed consolidated balance sheets:

	March 31, 2026
(in millions)	Level 1		Level 2		Total
Marketable securities
U.S. government and agency securities	$	315	$	—	$	315
Equity mutual funds	8		—		8
Asset-backed securities	—		245		245
Mortgage-backed securities	—		186		186
Corporate notes and bonds	—		552		552
Municipal securities and other	—		11		11
Total Marketable securities	$	323	$	994	$	1,317

	December 31, 2025
(in millions)	Level 1		Level 2		Total
Marketable securities
U.S. government and agency securities	$	371	$	—	$	371
Equity mutual funds	8		—		8
Asset-backed securities	—		231		231
Mortgage-backed securities	—		211		211
Corporate notes and bonds	—		663		663
Municipal securities and other	—		12		12
Total Marketable securities	$	379	$	1,117	$	1,496

Fixed-rate debt on the condensed consolidated balance sheets and the estimated fair value of long-term fixed-rate debt:

(in millions)	March 31, 2026		December 31, 2025
Fixed-rate debt	$	2,227	$	2,761
Estimated fair value	$	2,207	$	2,756

Schedule of Debt Investment Maturities

Maturities for marketable securities:

March 31, 2026 (in millions)	Cost Basis		Fair Value
Due in one year or less	$	240	$	240
Due after one year through five years	916		915
Due after five years through ten years	153		152
Due after ten years	1		1
No maturity date	6		9
Total	$	1,316	$	1,317