RISK MANAGEMENT AND DERIVATIVES - Amounts Affecting Consolidated Statements of Income (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2025	May 31, 2024	May 31, 2023
Foreign exchange forwards and options and embedded derivatives
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 and embedded derivatives | Derivatives not designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN INCOME ON DERIVATIVES	$ 2	$ 24	$ 28
Derivatives designated as cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES	(127)	270	527
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	340	468	932
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	(67)	(66)	16
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	(93)	(24)	26
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	(55)	231	305
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	295	294	581
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	1	3	(1)
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	1	2	(5)
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	(6)	102	207
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME	145	204	338
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)	$ (8)