Employee Benefit Plans (Tables)

12 Months Ended

May 31, 2013

Employee Benefit Plans

Schedule of change to the entity's projected benefit obligation and the fair value of plan assets for pension plan in the United States and other countries

	May 31,
	2013			2012
Change in projected benefit obligation:
Projected benefit obligation at beginning of year	$	123.0		$	105.1
Projected benefit obligations from acquired companies		—			4.6
Service cost		2.0			1.6
Interest cost		5.0			5.5
Participant contributions		0.4			0.4
Net actuarial loss		3.4			17.4
Benefit payments		(5.8	)		(5.5	)
Plan change		—			0.4
Foreign currency adjustment		2.2			(6.5	)
Projected benefit obligation at end of year	$	130.2		$	123.0
Change in the fair value of plan assets:
Fair value of plan assets at beginning of year	$	87.7		$	94.4
Actual return on plan assets		12.9			—
Employer contributions		4.5			4.5
Participant contributions		0.4			0.4
Benefit payments		(5.8	)		(5.5	)
Foreign currency adjustment		1.9			(6.1	)
Fair value of plan assets at end of year	$	101.6		$	87.7
Funded status at end of year	$	(28.6	)	$	(35.3	)

Schedule of amounts recognized in the Consolidated Balance Sheets

	May 31,
	2013			2012
Accrued liabilities	$	(3.2	)	$	(1.9	)
Other liabilities and deferred income		(25.4	)		(33.4	)
Funded status at end of year	$	(28.6	)	$	(35.3	)

Schedule of amounts recognized in accumulated other comprehensive loss

	May 31,
	2013		2012
Actuarial loss	$	33.9	$	37.3
Prior service cost		0.7		0.7
Total	$	34.6	$	38.0

Schedule of projected benefit obligation, accumulated benefit obligation, and fair value of plan assets for all pension plans with a projected benefit obligation or accumulated benefit obligation in excess of plan assets

	May 31,
Projected benefit obligation in excess of plan assets	2013		2012
Projected benefit obligation	$	130.2	$	123.0
Fair value of plan assets		101.6		87.7

	May 31,
Accumulated benefit obligation in excess of plan assets	2013		2012
Projected benefit obligation	$	83.8	$	85.2
Accumulated benefit obligation		83.4		85.0
Fair value of plan assets		57.5		50.2

Schedule of components of pension expense charged to the statement of income

	For the Year Ended May 31,
	2013			2012			2011
Service cost	$	2.0		$	1.6		$	2.1
Interest cost		5.0			5.5			5.4
Expected return on plan assets		(6.0	)		(6.6	)		(5.8	)
Amortization of prior service cost		0.2			0.2			0.1
Recognized net actuarial loss		1.9			1.0			1.2
	$	3.1		$	1.7		$	3.0

Schedule of estimated amounts for plans that will be amortized from accumulated other comprehensive loss into expense over the next fiscal year

Net actuarial loss	$	1.9
Prior service cost		0.2
Total	$	2.1

Schedule of key weighted-average assumptions used in the measurement of the entity's projected benefit obligations

	May 31,
	2013			2012
Discount rate:
Domestic plans		4.3	%		4.1	%
International plans		3.7			4.1
Rate of compensation increase:
Domestic plans		2.5	%		2.5	%
International plans		3.0			3.0

Summary of the weighted average assumptions used to determine net periodic pension expense

	For the Year Ended May 31,
	2013			2012			2011
Discount rate:
Domestic plans		4.1	%		5.3	%		5.6	%
International plans		4.1			5.5			4.5
Rate of compensation increase:
Domestic plans		2.5	%		3.5	%		3.5	%
International plans		3.0			3.0			3.0
Expected long-term rate on plan assets:
Domestic plans		8.0	%		8.0	%		8.0	%
International plans		4.2			5.8			4.5

Schedule of actual asset allocation and target allocations

	May 31,
							Target Asset Allocation
	2013			2012
Equity securities		61	%		59	%		45 - 75	%
Fixed income securities		20			22			15 - 25	%
Other (fund-of-funds hedge fund)		19			19			0 - 25	%
		100	%		100	%

Schedule of fair value of pension plan assets

The following table sets forth by level, within the fair value hierarchy, pension plan assets at their fair value as of May 31, 2013:

	Level 11		Level 22		Level 33		Total
Equity securities:
U.S. common stock	$	6.1	$	—	$	—	$	6.1
U.S. mutual funds		21.7		—		—		21.7
International common stock		0.7		—		—		0.7
International mutual funds		6.7		—		—		6.7
Fixed income:
Government securities mutual funds		7.2		—		—		7.2
Corporate bonds mutual funds		4.0		—		—		4.0
Hedge funds		—		—		2.4		2.4
Hedge fund-of-funds		—		44.1		7.7		51.8
Cash and cash equivalents		1.0		—		—		1.0
Total investments	$	47.4	$	44.1	$	10.1	$	101.6

        The following table sets forth by level, within the fair value hierarchy, pension plan assets at their fair value as of May 31, 2012:

	Level 11		Level 22		Level 33		Total
Equity securities:
U.S. common stock	$	3.4	$	—	$	—	$	3.4
U.S. mutual funds		19.6		—		—		19.6
International common stock		0.8		—		—		0.8
International mutual funds		5.5		—		—		5.5
Government securities mutual funds		11.4		—		—		11.4
Hedge funds		—		—		2.3		2.3
Hedge fund-of-funds		—		37.5		7.1		44.6
Cash and cash equivalents		0.1		—		—		0.1
Total investments	$	40.8	$	37.5	$	9.4	$	87.7

¹

Quoted prices in active markets for identical assets that we have the ability to access as of the reporting date.

²

Inputs other than quoted prices included within Level 1 that are directly observable for the asset or indirectly observable through corroboration with observable market data.

³

Unobservable inputs, such as internally developed pricing models or third party valuations for the asset due to little or no market activity for the asset.

Schedule of reconciliation of Level 3 pension assets measured at fair value

The following table presents the reconciliation of Level 3 pension assets measured at fair value for the fiscal years ended May 31, 2013 and 2012:

	Hedge Funds		Hedge Fund-of-funds		Total
Balance as of May 31, 2012	$	2.3	$	7.1	$	9.4
Actual return on plan assets:
Relating to assets still held at reporting date		0.1		0.6		0.7
Balance as of May 31, 2013	$	2.4	$	7.7	$	10.1

Summary of estimated future pension payments

	Fiscal Year
	2014		2015		2016		2017		2018		2019 to 2023
Estimated future pension payments	$	9.7	$	5.5	$	5.6	$	5.4	$	6.2	$	32.3