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DEBT AND EQUITY SECURITIES - Schedule of Net Gains and Interest Income from Marketable Securities Held to Fund Operating Programs (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Unrealized gains (losses), net
Net gains (losses) and interest income from marketable securities held to fund rabbi trusts	$ (14)	$ 22
Revenues for reimbursed costs	(7)	11
Other income (loss), net (Note 18)	2	0
Other comprehensive income (loss) (Note 13)	7	(4)
Realized gains, net
Net gains (losses) and interest income from marketable securities held to fund rabbi trusts	2	2
Revenues for reimbursed costs	$ 1	$ 1

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- Definition

Marketable Securities Held To Fund Operating Programs, Realized Gains (Loss)

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No definition available.

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- Definition

Marketable Securities Held to Fund Operating Programs Revenues for Reimbursement of Costs Incurred

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- Definition

Marketable Securities Held to Fund Operating Programs, Revenues for Reimbursement of Costs Incurred Realized gains

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- Definition

Marketable Securities Held to Fund Operating Programs, Unrealized Gain (Loss), Other Income (Loss)

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- Definition

Marketable Securities Held To Fund Operating Programs, Unrealized Gains (Loss)

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Marketable Securities Held to Fund Operating Programs, Realized Gains

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- Definition

Marketable Securities Held to Fund Operating Programs, Unrealized Gains (Losses)

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Amount, before tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 10A
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 10A
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A

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