Common Stock and Stock-Based Compensation - Stock Option Transactions Under Plan (Detail) - Stock Incentive Plan shares in Millions	12 Months Ended
	May 31, 2023 $ / shares shares
Options Outstanding - Shares
Beginning Balance (in shares) | shares	68.0
Exercised (in shares) | shares	(7.5)
Forfeited (in shares) | shares	(1.5)
Granted (in shares) | shares	12.0
Ending Balance (in shares) | shares	71.0
Options exercisable (in shares) | shares	44.7
Options Outstanding - Weighted-Average Option Price
Beginning Balance (in dollars per share) | $ / shares	$ 88.66
Exercised (in dollars per share) | $ / shares	57.11
Forfeited (in dollars per share) | $ / shares	122.93
Granted (in dollars per share) | $ / shares	107.44
Ending Balance (in dollars per share) | $ / shares	94.40
Options exercisable (in dollars per share) | $ / shares	$ 79.95