Fair Value Measurements (Tables)

3 Months Ended

Aug. 31, 2012

Fair Value of Assets and Liabilities Measured on Recurring Basis

The following table provides information by level for assets and liabilities that are measured at fair value on a recurring basis at August 31, 2012 and May 31, 2012:

	Fair Value at		Fair Value Measurements Using Inputs Considered as
(in millions)	August 31, 2012		Level 1		Level 2		Level 3
Assets:
Money market funds	$	481.7	$	481.7	$	—	$	—
Time deposits		36.4		—		36.4		—
Greek bonds		7.0		—		7.0		—
Pension plan assets		111.6		—		111.6		—
Foreign currency exchange contracts		0.1		—		0.1		—
Other		0.4		0.2		—		0.2
Total assets	$	637.2	$	481.9	$	155.1	$	0.2
Liabilities:
Interest rate swaps	$	80.4	$	—	$	80.4	$	—
Foreign currency exchange contracts		0.1		—		0.1		—
Total liabilities	$	80.5	$	—	$	80.5	$	—

	Fair Value at		Fair Value Measurements Using Inputs Considered as
(in millions)	May 31, 2012		Level 1		Level 2		Level 3
Assets:
Money market funds	$	303.1	$	303.1	$	—	$	—
Time deposits		36.3		—		36.3		—
Greek bonds		6.3		—		6.3		—
Pension plan assets		108.7		—		108.7		—
Foreign currency exchange contracts		0.2		—		0.2		—
Other		0.2		—		—		0.2
Total assets	$	454.8	$	303.1	$	151.5	$	0.2
Liabilities:
Interest rate swaps	$	76.2	$	—	$	76.2	$	—
Foreign currency exchange contracts		0.2		—		0.2		—
Total liabilities	$	76.4	$	—	$	76.4	$	—