Inventory (Tables)

6 Months Ended

Nov. 30, 2012

Inventory

Summary of inventories

	November 30,		May 31,
	2012		2012
Raw materials and parts	$	99.2	$	101.3
Work-in-process	82.4		64.7
Purchased aircraft, parts, engines and components held for sale	301.7		295.2
	$	483.3	$	461.2