Goodwill, Service Contracts and Other Assets, Net - Schedule of Information Regarding Service Contracts and Other Assets, Net (Details) - USD ($) $ in Thousands	Feb. 28, 2026	May 31, 2025
Information regarding service contracts and other assets
Total future amortization expense	$ 691,058
Other assets, carrying amount	1,245,225	$ 1,159,242
Other assets, accumulated amortization	779,504	696,600
Other assets, net	465,721	462,642
Capitalized contract costs
Information regarding service contracts and other assets
Other assets, carrying amount	997,167	896,632
Other assets, accumulated amortization	700,672	621,351
Other assets, net	296,495	275,281
Other assets current	96,100	96,500
Noncompete and consulting agreements and other
Information regarding service contracts and other assets
Other assets, carrying amount	248,058	262,610
Other assets, accumulated amortization	78,832	75,249
Other assets, net	169,226	187,361
Service Contracts
Information regarding service contracts and other assets
Service contracts, carrying amount	1,097,889	1,078,305
Service contracts, accumulated amortization	811,143	768,477
Total future amortization expense	$ 286,746	$ 309,828