Income Per Share (Tables)

3 Months Ended

Feb. 28, 2013

Earnings Per Share [Abstract]

Computation of Earnings Per Commin Share And Fully Diluted Earnings Per Common Share

The following table sets forth the computation of earnings per common share and fully diluted earnings per common share as calculated under the two-class method:

	Three Months Ended
(Dollars in millions)	February 28, 2013			February 29, 2012
Basic Earnings Per Share:
Income from continuing operations	$	.2		$	10.7
Income from continuing operations allocated to participating securities	—			.4
Income from continuing operations allocated to common stockholders	$	.2		$	10.3
(Loss) income from discontinued operations	$	(.4	)	$	2.8
Income from discontinued operations allocated to participating securities	—			—
(Loss) income from discontinued operations allocated to common stockholders	$	(.4	)	$	2.8
Net (loss) income	$	(.2	)	$	13.5
Net income allocated to participating securities	—			.4
Net (loss) income allocated to common stockholders	$	(.2	)	$	13.1
Weighted-average common shares outstanding – basic	46.1			45.9
Income from continuing operations per common share – basic	$	—		$	.23
Income from discontinued operations per common share – basic	$	—		$	.06
Net income per common share – basic	$	—		$	.29

	Three Months Ended
(Dollars in millions)	February 28, 2013			February 29, 2012
Diluted Earnings Per Share:
Income from continuing operations	$	.2		$	10.7
Income from continuing operations allocated to participating securities	—			.4
Income from continuing operations allocated to common stockholders	$	.2		$	10.3
(Loss) income from discontinued operations	$	(.4	)	$	2.8
Income from discontinued operations allocated to participating securities	—			—
(Loss) income from discontinued operations allocated to common stockholders	$	(.4	)	$	2.8
Net (loss) income	$	(.2	)	$	13.5
Net income allocated to participating securities	—			.4
Net (loss) income allocated to common stockholders	$	(.2	)	$	13.1
Weighted-average common shares outstanding – basic	46.1			45.9
Dilutive effect of stock options	.6			.1
Weighted-average common shares outstanding – assuming dilution	46.7			46.0
Income from continuing operations per common share – assuming dilution	$	—		$	.23
Income from discontinued operations per common share – assuming dilution	$	—		$	.06
Net income per common share – assuming dilution	$	—		$	.29

weighted average shares outstanding [Table Text Block]

The following table reconciles the weighted average common shares used in the basic and diluted earnings per share disclosures to the total weighted-average shares outstanding (in millions): 

	Three Months Ended
	February 28, 2013	February 29, 2012
Weighted-average common shares outstanding	46.0	44.7
Weighted-average participating shares outstanding	.1	1.2
Total weighted-average shares outstanding—basic	46.1	45.9
Dilutive effect of stock options	.6	.1
Total weighted-average shares outstanding—assuming dilution	46.7	46.0