Summary of Significant Accounting Policies (Tables)

12 Months Ended

May 31, 2013

Summary of Significant Accounting Policies

Schedule of goodwill by reportable segment

	May 31,
	2013		2012
Aviation Services	$	91.9	$	93.0
Technology Products		163.7		169.6
	$	255.6	$	262.6

Schedule of intangible assets, other than goodwill

	May 31,
	2013			2012
Amortizable intangible assets:
Customer relationships	$	108.0		$	113.4
Developed technology		31.0			30.0
Lease agreements		21.5			21.5
FAA certificates		5.0			5.0
Other		—			2.5
		165.5			172.4
Accumulated amortization		(25.1	)		(34.1	)
		140.4			138.3
Unamortized intangible assets:
Trademarks		17.4			16.7
	$	157.8		$	155.0

Summary of inventories

	May 31,
	2013		2012
Raw materials and parts	$	83.9	$	101.3
Work-in-process		84.0		64.7
Aircraft and engine parts, components and finished goods		285.8		295.2
	$	453.7	$	461.2

Schedule of supplemental information on cash flow

	For the Year Ended May 31,
	2013		2012		2011
Interest paid	$	28.3	$	16.6	$	17.2
Income taxes paid		24.1		11.4		9.8
Income tax refunds and interest received		23.2		7.2		4.5