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INVESTMENTS - Schedule of Investments in Equity Securities (Details) - USD ($) $ in Millions	May 31, 2025	May 31, 2024
Equity Securities [Line Items]
Equity securities with readily determinable fair values	$ 91	$ 100
Total equity securities	506	360
Equity securities without readily determinable fair values - measurement alternative
Equity Securities [Line Items]
Equity securities without readily determinable fair values	364	223
Equity securities without readily determinable fair values - NAV practical expedient
Equity Securities [Line Items]
Equity securities without readily determinable fair values	$ 51	$ 37

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