Common Stock and Stock-Based Compensation - Additional Information (Detail) $ / shares in Units, $ in Millions	12 Months Ended
	May 31, 2023 USD ($) $ / shares shares	May 31, 2022 USD ($) $ / shares shares	May 31, 2021 USD ($) $ / shares shares
Class A Convertible Common Stock
Common Stock and Share Based Compensation [Line Items]
Common stock, no par value (in dollars per share) | $ / shares	$ 0
Common stock, number of shares authorized (in shares)	400,000,000
Common stock, Class A conversion ratio to Class B (in shares)	1
Class B Common Stock
Common Stock and Share Based Compensation [Line Items]
Common stock, no par value (in dollars per share) | $ / shares	$ 0
Common stock, number of shares authorized (in shares)	2,400,000,000
Class B Common Stock | ESPPs
Common Stock and Share Based Compensation [Line Items]
Employee stock purchase plans, payroll deductions	10.00%
Employee stock purchase plan offering period	6 months
Shares purchased, price as percentage of lower of the fair market value	85.00%
Purchase of shares by employee (in shares)	3,000,000	2,000,000	2,500,000
Stock Incentive Plan
Common Stock and Share Based Compensation [Line Items]
Stock options vesting period (in years)	4 years
Stock options expiration from the date of grant (in years)	10 years
Options exercisable (in shares)	44,700,000
Options exercisable (in dollars per share) | $ / shares	$ 79.95
Stock Incentive Plan | Stock options
Common Stock and Share Based Compensation [Line Items]
Unrecognized compensation costs from stock options, net of estimated forfeitures | $	$ 425
Unrecognized compensation costs from stock options, net of estimated forfeitures, to be recognized as operating overhead expense over a weighted average period (in years)	2 years 6 months
Stock Incentive Plan | Class B Common Stock
Common Stock and Share Based Compensation [Line Items]
Shares available for grant (in shares)	798,000,000
Minimum term of market traded options for estimates of expected volatility (in years)	1 year
Aggregate intrinsic value for options outstanding | $	$ 1,380
Aggregate intrinsic value for options exercisable | $	1,307
Total intrinsic value of options exercised | $	$ 438	$ 1,742	$ 1,571
Weighted average remaining contractual life for options outstanding (in years)	5 years 10 months 24 days
Weighted average remaining contractual life for options exercisable (in years)	4 years 6 months
Stock Incentive Plan | Class B Common Stock | Stock options
Common Stock and Share Based Compensation [Line Items]
Weighted average fair value per share of the options granted (in dollars per share) | $ / shares	$ 31.31	$ 37.53	$ 26.75