Income Taxes - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2020	May 31, 2019
Income Tax Contingency [Line Items]
Subpart F deferred tax benefit	(4.70%)	0.00%	0.00%
Income tax audits and contingency reserves	1.50%	1.50%	(1.40%)
Other, net	1.70%	(0.90%)	2.90%
Total gross unrecognized tax benefits, excluding related interest and penalties	$ 848	$ 896	$ 771	$ 808
Total gross unrecognized tax benefits, excluding related interest and penalties, amount which would affect the Company's effective tax rate if recognized in future periods	626
Increase (decrease) in liability for payment of interest and penalties	45	45	(16)
Accrued interest and penalties related to uncertain tax positions (excluding federal benefit)	248	203
Estimated decrease in total gross unrecognized tax benefits as a result of resolutions of global tax examinations and expiration of applicable statutes of limitations	$ 20
Tax holiday, expiration period	2031
Decrease in income tax expense related to tax holiday	$ 221	$ 238	$ 238
Decrease in income tax expense related to tax holiday per diluted share, (in dollars per share)	$ 0.14	$ 0.15	$ 0.15
Valuation allowance increase (decrease) related to tax benefits of certain subsidiaries with operating losses	$ 7	$ (14)	$ (62)
Foreign tax credit carry-forward	103	$ 0
Available domestic and foreign loss carry-forwards	44
Alterra Corp. V. Commissioner, Inclusion Of Stock-Based Compensation
Income Tax Contingency [Line Items]
Income tax audits and contingency reserves		1.20%
Statutory Rate Differences And Other Items
Income Tax Contingency [Line Items]
Other, net		0.30%
Deferred income taxes and other liabilities
Income Tax Contingency [Line Items]
Long-term income taxes payable	$ 535	$ 640