DEBT AND EQUITY SECURITIES - Schedule of Unrealized Gain (Loss) on Investments (Details) - Marketable securities held to fund rabbi trusts - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Schedule of Investments
Net gains	$ 86	$ 51	$ 68	$ 43
Less: net gains recognized on securities during the period	(1)	(4)	(5)	(15)
Unrealized net gains recognized on securities held at period end	$ 85	$ 47	$ 63	$ 28

Amount of realized gain (loss) on investment in debt and equity securities.

Amount of unrealized gain (loss) on investment in debt and equity securities.

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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