Goodwill and Other Intangible Assets - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Aug. 31, 2026	Aug. 31, 2025
Intangible Asset, Goodwill and Other [Abstract]
Amortization expense for service contracts and other intangible assets	$ 14.9	$ 15.3

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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