Goodwill, Service Contracts and Other Assets, Net - Schedule of Information Regarding Service Contracts and Other Assets, Net (Details) - USD ($) $ in Thousands	Aug. 31, 2025	May 31, 2025
Information regarding service contracts and other assets
Total future amortization expense	$ 689,049
Other assets, carrying amount	1,186,370	$ 1,159,242
Other assets, accumulated amortization	723,951	696,600
Other assets, net	462,419	462,642
Capitalized contract costs
Information regarding service contracts and other assets
Other assets, carrying amount	930,639	896,632
Other assets, accumulated amortization	647,531	621,351
Other assets, net	283,108	275,281
Other assets current	96,500	96,500
Noncompete and consulting agreements and other
Information regarding service contracts and other assets
Other assets, carrying amount	255,731	262,610
Other assets, accumulated amortization	76,420	75,249
Other assets, net	179,311	187,361
Service Contracts
Information regarding service contracts and other assets
Service contracts, carrying amount	1,080,820	1,078,305
Service contracts, accumulated amortization	782,795	768,477
Total future amortization expense	$ 298,025	$ 309,828