XML 52 R42.htm IDEA: XBRL DOCUMENT v3.21.4
Inventories (Details) - USD ($)
$ in Millions
3 Months Ended
Nov. 30, 2020
Nov. 30, 2021
May 31, 2021
Inventories      
Aircraft and engine parts, components and finished goods   $ 453.1 $ 468.4
Raw materials and parts   58.7 53.0
Work-in-process   19.9 19.2
Total inventories   $ 531.7 $ 540.6
Inventory loss charged to reserves $ 1.2