Income Taxes (Tables)

3 Months Ended

Mar. 31, 2013

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The income tax components and associated effective income tax rates for the three months ended March 31,2013 and 2012 are as follows:

	Quarter Ended March 31,
	2013				2012
Dollars in millions	Tax Provision		Tax Rate		Tax Benefit			Tax Rate
Continuing operations	$	23.2	26	%	$	(1.2	)	9	%
Discontinued operations	—		35	%	(0.1		)	35	%
	$	23.2	26	%	$	(1.3	)	10	%