Stock-Based Compensation - Schedule of Stock Options Granted and Outstanding (Details) - $ / shares	12 Months Ended
	May 31, 2025	May 31, 2024	May 31, 2023	May 31, 2022
Shares
Outstanding, beginning of period (in shares)	15,249,032	17,711,008	20,349,608
Granted (in shares)	1,050,217	1,633,988	2,316,584
Canceled (in shares)	0	0	(6,840)
Forfeited (in shares)	(622,472)	(442,372)	(650,392)
Exercised (in shares)	(2,998,290)	(3,653,592)	(4,297,952)
Outstanding, end of period (in shares)	12,678,487	15,249,032	17,711,008
Options exercisable (in shares)	4,870,890	5,543,968	6,185,384	6,303,996
Weighted Average Exercise Price
Outstanding, beginning of period (in dollars per share)	$ 85.73	$ 69.50	$ 57.66
Granted (in dollars per share)	222.76	165.58	116.23
Canceled (in dollars per share)	0	0	16.45
Forfeited (in dollars per share)	142.77	102.84	84.87
Exercised (in dollars per share)	53.30	42.91	36.30
Outstanding, end of period (in dollars per share)	$ 103.72	$ 85.73	$ 69.50