Income Taxes (Tables)

6 Months Ended

Jun. 30, 2014

Income Tax Disclosure [Abstract]

Allocation of Total Income Taxes

Income Tax Allocation
	Three Months Ended June 30,						Six Months Ended June 30,
(Dollars in millions)	2014			2013			2014			2013
Income tax benefit/(provision) applicable to:
Loss from continuing operations, before income taxes	$	168.2		$	113.2		$	322.7		$	402.6
Discontinued operations	—			2.5			—			6.2
Accumulated other comprehensive income/(loss)	—			0.3			(0.1		)	(1.2		)
Effective tax rate benefit	29.3		%	35.7		%	31.5		%	51.6		%