ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - Changes in AOCI (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2022	Nov. 30, 2021
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 15,822	$ 14,343	$ 15,281	$ 12,767
Other comprehensive income (loss):
Other comprehensive gains (losses) before reclassifications	(117)	187	324	416
Reclassifications to net income of previously deferred (gains) losses	40	25	(83)	109
Total other comprehensive income (loss), net of tax	(77)	212	241	525
Ending balance	15,272	14,924	15,272	14,924
Other comprehensive income, before reclassification, tax benefit (expense)	17	(29)	(66)	(70)
Reclassification from AOCI, current period, tax expense (benefit)	22	2	43	(5)
TOTAL
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	636	(67)	318	(380)
Other comprehensive income (loss):
Ending balance	559	145	559	145
Gains (losses) on foreign currency translation adjustment
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(746)	(126)	(520)	2
Other comprehensive income (loss):
Other comprehensive gains (losses) before reclassifications	45	(155)	(227)	(283)
Reclassifications to net income of previously deferred (gains) losses	309	0	355	0
Total other comprehensive income (loss), net of tax	354	(155)	128	(283)
Ending balance	(392)	(281)	(392)	(281)
Other comprehensive income, before reclassification, tax benefit (expense)	0	0	0	0
Reclassification from AOCI, current period, tax expense (benefit)	(16)	0	(16)	0
CASH FLOW HEDGES
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	1,334	3	779	(435)
Other comprehensive income (loss):
Other comprehensive gains (losses) before reclassifications	(138)	336	578	685
Reclassifications to net income of previously deferred (gains) losses	(263)	30	(424)	119
Total other comprehensive income (loss), net of tax	(401)	366	154	804
Ending balance	933	369	933	369
Other comprehensive income, before reclassification, tax benefit (expense)	11	(27)	(73)	(66)
Reclassification from AOCI, current period, tax expense (benefit)	35	(1)	53	(9)
NET INVESTMENT HEDGES
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	115	115	115	115
Other comprehensive income (loss):
Other comprehensive gains (losses) before reclassifications	0	0	0	0
Reclassifications to net income of previously deferred (gains) losses	0	0	0	0
Total other comprehensive income (loss), net of tax	0	0	0	0
Ending balance	115	115	115	115
Other comprehensive income, before reclassification, tax benefit (expense)	0	0	0	0
Reclassification from AOCI, current period, tax expense (benefit)	0	0	0	0
OTHER
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(67)	(59)	(56)	(62)
Other comprehensive income (loss):
Other comprehensive gains (losses) before reclassifications	(24)	6	(27)	14
Reclassifications to net income of previously deferred (gains) losses	(6)	(5)	(14)	(10)
Total other comprehensive income (loss), net of tax	(30)	1	(41)	4
Ending balance	(97)	(58)	(97)	(58)
Other comprehensive income, before reclassification, tax benefit (expense)	6	(2)	7	(4)
Reclassification from AOCI, current period, tax expense (benefit)	$ 3	$ 3	$ 6	$ 4

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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