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Inventory (Tables)
 3 Months Ended
Aug. 31, 2016
Inventory  
Summary of inventories

 

 

August 31,

 

May 31,

 

 

 

2016

 

2016

 

Raw materials and parts

 

$
44.6 

 

$
46.3 

 

Work-in-process

 
22.3 

 
23.4 

 

Aircraft and engine parts, components and finished goods

 
368.3 

 
366.6 

 

Aircraft held for sale and related support parts

 
15.7 

 
15.7 

 

 

 

 

 

 

 

 

 

$
450.9 

 

$
452.0