v3.26.1
RISK MANAGEMENT AND DERIVATIVES - Amounts Affecting Consolidated Statements of Income (Details) - USD ($)
$ in Millions
 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2024
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 $ (35) $ 2 $ 24
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Derivatives designated as cash flow hedges      
Derivative Instruments, Gain (Loss) [Line Items]      
AMOUNT OF GAIN (LOSS) RECOGNIZED IN OTHER COMPREHENSIVE INCOME (LOSS) ON DERIVATIVES $ (56) $ (127) $ 270
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME (53) 340 468
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 9 (67) (66)
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME 0 (93) (24)
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 (51) (55) 231
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME 20 295 294
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 0 1 3
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME 1 1 2
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 (14) (6) 102
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME (68) 145 204
Derivatives designated as cash flow hedges | Interest rate swaps | Interest (income) expense, 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 $ (6) $ (8) $ (8)