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Goodwill, Service Contracts and Other Assets - Information Regarding Service Contracts and Other Assets (Details) - USD ($) $ in Thousands | Nov. 30, 2018 | May 31, 2018
--- | --- | ---
Information regarding service contracts and other assets |  |
Service contracts, net | $ 521,505 | $ 545,768
Other assets, carrying amount | 317,844 | 80,497
Other assets, accumulated amortization | 89,458 | 51,182
Other assets, net | 228,386 | 29,315
Capitalized contract costs |  |
Information regarding service contracts and other assets |  |
Other assets, carrying amount | 234,446 |
Other assets, accumulated amortization | 34,726 |
Other assets, net | 199,720 |
Other assets current | 67,000 |
Noncompete and consulting agreements |  |
Information regarding service contracts and other assets |  |
Other assets, carrying amount | 42,116 | 41,710
Other assets, accumulated amortization | 40,190 | 39,877
Other assets, net | 1,926 | 1,833
Other |  |
Information regarding service contracts and other assets |  |
Other assets, carrying amount | 41,282 | 38,787
Other assets, accumulated amortization | 14,542 | 11,305
Other assets, net | 26,740 | 27,482
Service Contracts |  |
Information regarding service contracts and other assets |  |
Service contracts, carrying amount | 928,010 | 924,978
Service contracts, accumulated amortization | 406,505 | 379,210
Service contracts, net | $ 521,505 | $ 545,768

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