FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Millions	Aug. 31, 2025	May 31, 2025
Assets [Abstract]
Derivative financial instruments	$ 30	$ 54
Total assets	3,737	2,859
Liabilities [Abstract]
Derivative financial instruments	0	26
Money Market Funds [Member]
Assets [Abstract]
Investments and cash and cash equivalents	2,965	2,220
Time Deposits and Other [Member]
Assets [Abstract]
Investments and cash and cash equivalents	742	585
Fair Value Measurements Using Input Types Level 1 [Member]
Assets [Abstract]
Derivative financial instruments	0	0
Total assets	3,051	2,279
Liabilities [Abstract]
Derivative financial instruments	0	0
Fair Value Measurements Using Input Types Level 1 [Member] | Money Market Funds [Member]
Assets [Abstract]
Investments and cash and cash equivalents	2,965	2,220
Fair Value Measurements Using Input Types Level 1 [Member] | Time Deposits and Other [Member]
Assets [Abstract]
Investments and cash and cash equivalents	86	59
Fair Value Measurements Using Input Types Level 2 [Member]
Assets [Abstract]
Derivative financial instruments	30	54
Total assets	686	580
Liabilities [Abstract]
Derivative financial instruments	0	26
Fair Value Measurements Using Input Types Level 2 [Member] | Money Market Funds [Member]
Assets [Abstract]
Investments and cash and cash equivalents	0	0
Fair Value Measurements Using Input Types Level 2 [Member] | Time Deposits and Other [Member]
Assets [Abstract]
Investments and cash and cash equivalents	$ 656	$ 526