Discontinued Operations (Tables)

3 Months Ended

Feb. 28, 2013

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

The following table summarizes the operating results of the discontinued operations for the periods indicated:

	Three months ended						Nine months ended
	February 28, 2013			February 29, 2012			February 28, 2013			February 29, 2012
Revenues	$	0.0		$	0.0		$	0.0		$	0.1
Non-cash impairment		—			—			—			(0.9	)
Earnings (loss) before income taxes		0.1			(0.6	)		(0.3	)		(4.0	)
Income tax benefit (expense)		(0.1	)		0.2			0.1			1.1
Earnings (loss) from discontinued operations, net of tax	$	0.0		$	(0.4	)	$	(0.2	)	$	(2.9	)

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

The following table sets forth the assets and liabilities of the discontinued operations included in the condensed consolidated balance sheets of the Company as of the dates indicated:

	February 28, 2013		May 31, 2012		February 29, 2012
Property and plant	$	7.0	$	7.0	$	9.3
Current assets of discontinued operations	$	7.0	$	7.0	$	9.3
Accrued expenses and other current liabilities		1.6		2.1		1.2
Current liabilities of discontinued operations	$	1.6	$	2.1	$	1.2