Unaudited Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 28, 2022	Feb. 28, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 1,396	$ 1,449	$ 4,607	$ 4,218
Other comprehensive income (loss), net of tax:
Change in net foreign currency translation adjustment	(6)	98	(289)	494
Change in net gains (losses) on cash flow hedges	(29)	(117)	775	(878)
Change in net gains (losses) on other	(11)	2	(7)	(6)
Total other comprehensive income (loss), net of tax	(46)	(17)	479	(390)
TOTAL COMPREHENSIVE INCOME	$ 1,350	$ 1,432	$ 5,086	$ 3,828