FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Nov. 30, 2021

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

	November 30, 2021						May 31, 2021
	Fair Value Measurements Using Input Types						Fair Value Measurements Using Input Types
(in millions)	Level 1		Level 2		Total		Level 1		Level 2		Total
Assets:
Money market funds	$	5,818	$	—	$	5,818	$	12,263	$	—	$	12,263
Corporate debt securities and other		422		2,268		2,690		1,250		8,220		9,470
Commercial paper debt securities		—		2,603		2,603		—		11,712		11,712
Derivative financial instruments		—		—		—		—		73		73
Total assets	$	6,240	$	4,871	$	11,111	$	13,513	$	20,005	$	33,518
Liabilities:
Derivative financial instruments	$	—	$	11	$	11	$	—	$	—	$	—