RISK MANAGEMENT AND DERIVATIVES - Amounts Affecting Consolidated Statements of Income (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2022
Foreign exchange forwards and options
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)	Other Nonoperating Income (Expense)
Foreign exchange forwards and options | Derivatives not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN INCOME ON DERIVATIVES	$ 24	$ 28	$ 38
Derivatives designated as cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	270	527	1,336
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	468	932	19
Derivatives designated as cash flow hedges | Foreign exchange forwards and options | Revenues
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	(66)	16	(39)
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	(24)	26	(82)
Derivatives designated as cash flow hedges | Foreign exchange forwards and options | Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	231	305	889
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	294	581	(23)
Derivatives designated as cash flow hedges | Foreign exchange forwards and options | Demand creation expense
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	3	(1)	(6)
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	2	(5)	1
Derivatives designated as cash flow hedges | Foreign exchange forwards and options | Other (income) expense, net
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	102	207	492
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	204	338	130
Derivatives designated as cash flow hedges | Interest rate swaps | Interest expense (income), net
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	0	0	0
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	$ (8)	$ (8)	$ (7)