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Inventory (Tables)
 9 Months Ended
Feb. 29, 2016
Inventory  
Summary of inventories

 

 

February 29,

 

May 31,

 

 

 

2016

 

2015

 

Raw materials and parts

 

$
37.9 

 

$
43.1 

 

Work-in-process

 
22.6 

 
18.1 

 

Aircraft and engine parts, components and finished goods

 
380.1 

 
337.0 

 

Aircraft held for sale and related support parts

 
17.5 

 
57.8 

 

 

 

 

 

 

 

 

 

$
458.1 

 

$
456.0