GOODWILL (Details) - USD ($) $ in Millions		12 Months Ended
		May 31, 2022	May 31, 2021
Goodwill [Line Items]
Balances at period start		$ 43,935	$ 43,769
Goodwill adjustments, net	[1]	(124)	166
Balances at period end		43,811	43,935
Cloud and License [Member]
Goodwill [Line Items]
Balances at period start		39,786	39,637
Goodwill adjustments, net	[1]	152	149
Balances at period end		39,938	39,786
Hardware [Member]
Goodwill [Line Items]
Balances at period start		2,367	2,367
Goodwill adjustments, net	[1]	0	0
Balances at period end		2,367	2,367
Services [Member]
Goodwill [Line Items]
Balances at period start		1,782	1,765
Goodwill adjustments, net	[1]	(276)	17
Balances at period end		$ 1,506	$ 1,782

[1] Amounts include any changes in goodwill balances for the period presented that substantially resulted from foreign currency translations and, during fiscal 2022, the realignment of an operating segment component.