Accumulated Other Comprehensive Income (Loss) - Reclassification out of AOCI (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other expense (income), net	$ 280	$ 181	$ (14)
Income before income taxes	6,201	6,651	6,661
Tax (expense) benefit	(1,131)	(605)	(934)
Revenues	51,217	46,710	44,538
Cost of sales	(28,925)	(25,231)	(24,576)
Demand creation expense	(4,060)	(3,850)	(3,114)
Interest expense (income), net	6	(205)	$ (262)
AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Gain (loss) net of tax	463	30
Gains (losses) on foreign currency translation adjustment | AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other expense (income), net	(374)	0
Income before income taxes	(374)	0
Tax (expense) benefit	16	0
Gain (loss) net of tax	(358)	0
Gain (losses) on cash flow hedges | AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income before income taxes	932	19
Tax (expense) benefit	(97)	(11)
Gain (loss) net of tax	835	8
Gain (losses) on cash flow hedges | Foreign exchange forwards and options | AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other expense (income), net	338	130
Revenues	26	(82)
Cost of sales	581	(23)
Demand creation expense	(5)	1
Gain (losses) on cash flow hedges | Interest rate swaps | AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest expense (income), net	(8)	(7)
OTHER | AMOUNT OF GAIN (LOSS) RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) INTO INCOME
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other expense (income), net	(19)	31
Income before income taxes	(19)	31
Tax (expense) benefit	5	(9)
Gain (loss) net of tax	$ (14)	$ 22