Goodwill and Other Intangibles (Tables)

3 Months Ended

Aug. 31, 2012

Schedule of Goodwill [Table Text Block]

The following table summarizes the activity in Goodwill for the periods indicated:

	Three months ended			Twelve months ended			Three months ended
	August 31, 2012			May 31, 2012			August 31, 2011
Gross beginning balance	$	178.5		$	175.0		$	175.0
Accumulated impairment		(20.8	)		(20.8	)		(20.8	)
Beginning balance	$	157.7		$	154.2		$	154.2
Additions due to acquisition		—			2.7			—
Impairment charge		—			—			—
Foreign currency translation		0.0			0.0			0.0
Other		—			0.8			—
Gross ending balance	$	178.5		$	178.5		$	175.0
Accumulated impairment		(20.8	)		(20.8	)		(20.8	)
Ending balance	$	157.7		$	157.7		$	154.2

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The following table summarizes the activity in Total other intangibles subject to amortization for the periods indicated:

	Three months ended			Twelve months ended			Three months ended
	August 31, 2012			May 31, 2012			August 31, 2011
Beginning balance - customer lists	$	4.3		$	0.7		$	0.7
Additions due to acquisition		0.1			3.8			—
Amortization expense		(0.2	)		(0.2	)		0.0
Foreign currency translation		0.0			0.0			0.0
Customer lists, net of accumulated amortization of $1.5, $1.3 and $1.1, respectively	$	4.2		$	4.3		$	0.7
Beginning balance - other	$	10.4		$	17.3		$	17.3
Additions due to acquisition		—			—			—
Impairment charge		—			(5.4	)		—
Amortization expense		(0.3	)		(1.4	)		(0.4	)
Other		0.1			(0.1	)		—
Other intangibles, net of accumulated amortization of $10.8, $10.5 and $4.5, respectively	$	10.2		$	10.4		$	16.9
Total other intangibles subject to amortization	$	14.4		$	14.7		$	17.6

Schedule of Indefinite-Lived Intangible Assets [Table Text Block]

The following table summarizes Other intangibles not subject to amortization at the dates indicated:

	August 31, 2012		May 31, 2012		August 31, 2011
Net carrying value by major class:
Trademarks and other	$	2.0	$	2.0	$	1.8
Total	$	2.0	$	2.0	$	1.8