SEGMENT INFORMATION (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Segment reporting information [Line Items]
Revenues		$ 12,941	$ 12,275	$ 25,394	$ 23,720
Cloud services and license support expenses	[1]	2,274	1,891	4,452	3,626
Sales and marketing expenses	[1]	2,093	2,216	4,118	4,393
Margin		3,622	3,071	6,918	5,694
Operating Segments [Member]
Segment reporting information [Line Items]
Revenues		12,941	12,275	25,394	23,720
Expenses		5,350	5,154	10,601	10,033
Margin	[2]	7,591	7,121	14,793	13,687
Operating Segments [Member] | Cloud and License [Member]
Segment reporting information [Line Items]
Revenues		10,817	10,033	21,173	19,354
Cloud services and license support expenses		2,105	1,747	4,145	3,367
Sales and marketing expenses		1,797	1,934	3,582	3,864
Margin	[2]	6,915	6,352	13,446	12,123
Operating Segments [Member] | Hardware [Member]
Segment reporting information [Line Items]
Revenues		756	850	1,470	1,613
Hardware products and support expenses		204	279	415	522
Sales and marketing expenses		78	83	148	162
Margin	[2]	474	488	907	929
Operating Segments [Member] | Services [Member]
Segment reporting information [Line Items]
Revenues		1,368	1,392	2,751	2,753
Services expenses		1,166	1,111	2,311	2,118
Margin	[2]	$ 202	$ 281	$ 440	$ 635

[1] Exclusive of amortization of intangible assets, which is shown separately.

[2] The margins reported reflect only the direct controllable costs of each line of business and do not include allocations of research and development, general and administrative and certain other allocable expenses, net. Additionally, the margins reported above do not reflect amortization of intangible assets, acquisition related and other expenses, restructuring expenses, stock-based compensation, interest expense or certain other non-operating expenses, net. Refer to the table below for a reconciliation of our total margin for operating segments to our income before income taxes as reported per our condensed consolidated statements of operations.