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Inventories (Details) - USD ($)
$ in Millions
Aug. 31, 2024
May 31, 2024
Inventories    
Aircraft and engine parts, components and finished goods $ 594.9 $ 580.3
Raw materials and parts 112.2 114.1
Work-in-process 41.1 38.7
Total inventories $ 748.2 $ 733.1