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FAIR VALUE MEASUREMENTS - Financial Assets and Liabilities Carried at Fair Value (Details) - Recurring Basis - USD ($) $ in Millions		Jun. 30, 2025	Dec. 31, 2024
Money Market Funds and Certificates of Deposit | Cash Equivalents and Restricted Cash Equivalents
ASSETS:
Assets at fair value	[1]	$ 16,271	$ 14,926
Equity securities with readily determinable fair values
ASSETS:
Assets at fair value		415	391
Not Designated as Hedging Instrument | Foreign currency exchange derivatives
ASSETS:
Assets at fair value		83	70
LIABILITIES:
Liabilities at fair value		88	93
Not Designated as Hedging Instrument | Embedded derivative liability
LIABILITIES:
Liabilities at fair value			1,300
Level 1 | Money Market Funds and Certificates of Deposit | Cash Equivalents and Restricted Cash Equivalents
ASSETS:
Assets at fair value	[1]	16,271	14,926
Level 1 | Equity securities with readily determinable fair values
ASSETS:
Assets at fair value		415	391
Level 1 | Not Designated as Hedging Instrument | Foreign currency exchange derivatives
ASSETS:
Assets at fair value		0	0
LIABILITIES:
Liabilities at fair value		0	0
Level 1 | Not Designated as Hedging Instrument | Embedded derivative liability
LIABILITIES:
Liabilities at fair value			0
Level 2 | Money Market Funds and Certificates of Deposit | Cash Equivalents and Restricted Cash Equivalents
ASSETS:
Assets at fair value		0	0
Level 2 | Equity securities with readily determinable fair values
ASSETS:
Assets at fair value		0	0
Level 2 | Not Designated as Hedging Instrument | Foreign currency exchange derivatives
ASSETS:
Assets at fair value		83	70
LIABILITIES:
Liabilities at fair value		$ 88	93
Level 2 | Not Designated as Hedging Instrument | Embedded derivative liability
LIABILITIES:
Liabilities at fair value			$ 1,300
[1] Primarily consists of money market fund investments.

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Fair value portion of asset recognized for present right to economic benefit.

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