BASIS OF PRESENTATION, RECENT ACCOUNTING PRONOUNCEMENTS AND OTHER Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Aug. 31, 2024	Aug. 31, 2023
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Decrease in total operating expense due to change in accounting estimate	$ 197
Basic earnings per share	$ 1.06	$ 0.89
Diluted earnings per share	$ 1.03	$ 0.86
Increase in net income	$ 157
Increase in basic earning per share	$ 0.06
Increase in diluted earning per share	$ 0.06
Contract with Customer, Asset and Liability [Abstract]
Revenues recognized included in opening deferred revenues balances	$ 3,900	$ 3,900
Revenue, Performance Obligation [Abstract]
Remaining performance obligation, amount	99,100
Sales of Financing Receivables [Abstract]
Sales of financing receivables	$ 595	$ 561
Servers and Networking Equipment [Member] | Minimum [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Useful life of asset	5 years
Servers and Networking Equipment [Member] | Maximum [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Useful life of asset	6 years