Leases - Schedule of Operating Lease Cost and Additional Lease Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Feb. 28, 2026	Feb. 28, 2025	May 31, 2025
Leases [Abstract]
Cash paid for amounts included in the measurement of operating lease liabilities	$ 48,062	$ 41,724
Operating lease right-of-use assets obtained in exchange for new and renewed operating lease liabilities	64,194	56,151
Operating lease right-of-use assets acquired in business combinations	$ 0	$ 2,885
Other information related to operating leases
Weighted-average remaining lease term	5 years 9 months		5 years 7 months 28 days
Weighted-average discount rate	4.30%		4.08%