Discontinued Operations (Tables)

3 Months Ended

Aug. 31, 2011

Schedule Of Discontinued Operation Gain Loss On Disposal Of Discontinued Operation [Table Text Block]

	Three months ended August 31,
	2011		2010
Revenues	$	0.1	$	0.6
Asset impairments		0.9		—
Loss before income taxes		2.6		1.8
Income tax benefit		0.6		0.5
Loss from discontinued operations, net of tax	$	2.0	$	1.3

Schedule Of Disposal Groups Including Discontinued Operations Balance Sheet [Table Text Block]

	August 31, 2011			May 31, 2011			August 31, 2010
Accounts receivable, net		$	0.1		$	0.1		$	3.4
Inventory			0.3			1.2			3.2
Other assets			9.2			9.2			11.8
Current assets of discontinued operations		$	9.6		$	10.5		$	18.4
Accounts payable		$	0.1		$	0.2		$	1.1
Accrued expenses and other liabilities			1.1			0.6			2.8
Current liabilities of discontinued operations		$	1.2		$	0.8		$	3.9