STOCK-BASED COMPENSATION - Total Stock-Based Compensation Expense (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Tax benefit related to stock-based compensation expense	$ 12	$ 22	$ 30	$ 44
Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	216	192	618	556
Class B Common Stock | Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	89	78	253	232
Class B Common Stock | ESPPs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	17	20	55	53
Class B Common Stock | Restricted stock and restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 110	$ 94	$ 310	$ 271
Stock Incentive Plan | Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant (in shares)	798,000,000		798,000,000