COMMON STOCK AND STOCK-BASED COMPENSATION - Stock Option Transactions Under Plan (Details) - Stock Incentive Plan shares in Millions	12 Months Ended
	May 31, 2024 $ / shares shares
Options Outstanding - Shares
Beginning Balance (in shares) | shares	71.0
Exercised (in shares) | shares	(7.0)
Forfeited (in shares) | shares	(2.5)
Granted (in shares) | shares	12.2
Ending Balance (in shares) | shares	73.7
Options exercisable (in shares) | shares	48.9
Options Outstanding - Weighted-Average Option Price
Beginning Balance (in dollars per share) | $ / shares	$ 94.40
Exercised (in dollars per share) | $ / shares	62.46
Forfeited (in dollars per share) | $ / shares	117.20
Granted (in dollars per share) | $ / shares	103.08
Ending Balance (in dollars per share) | $ / shares	98.10
Options exercisable (in dollars per share) | $ / shares	$ 89.88