RESTRUCTURING ACTIVITIES Narrative (Details) - USD ($) $ in Millions		3 Months Ended
		Aug. 31, 2022	Aug. 31, 2021
Restructuring reserve [Line Items]
Restructuring expenses		$ 144	$ 38
Fiscal 2022 Oracle Restructuring [Member]
Restructuring reserve [Line Items]
Total estimated restructuring costs	[1]	888
Restructuring expenses		146	$ 55
Remaining expenses to incur		$ 519
Expected completion date		May 31, 2023
Fiscal 2022 Oracle Restructuring [Member] | Maximum [Member]
Restructuring reserve [Line Items]
Total estimated restructuring costs		$ 888

[1] Restructuring costs recorded to each of the operating segments presented primarily related to employee severance costs. Other restructuring costs represented employee severance costs not related to our operating segments and certain other restructuring plan costs.