Goodwill, Service Contracts and Other Assets, Net - Information Regarding Service Contracts and Other Assets, Net (Details) - USD ($) $ in Thousands	Aug. 31, 2023	May 31, 2023
Information regarding service contracts and other assets
Total future amortization expense	$ 700,054
Other assets, carrying amount	905,262	$ 863,965
Other assets, accumulated amortization	506,203	480,974
Other assets, net	399,059	382,991
Capitalized contract costs
Information regarding service contracts and other assets
Other assets, carrying amount	693,140	665,705
Other assets, accumulated amortization	438,074	413,680
Other assets, net	255,066	252,025
Other assets current	94,100	92,500
Noncompete and consulting agreements and other
Information regarding service contracts and other assets
Other assets, carrying amount	212,122	198,260
Other assets, accumulated amortization	68,129	67,294
Other assets, net	143,993	130,966
Service Contracts
Information regarding service contracts and other assets
Service contracts, carrying amount	1,012,036	1,004,754
Service contracts, accumulated amortization	671,770	658,180
Total future amortization expense	$ 340,266	$ 346,574