Income Taxes (Tables)

3 Months Ended

Mar. 31, 2017

Income Tax Disclosure [Abstract]

Income Tax Allocation

Income Tax Allocation
	Three Months Ended March 31,
(Dollars in millions)	2017			2016
Loss from continuing operations, before income taxes	$	(452	)	$	(300	)
Income tax provision	$	(72	)	$	(7	)
Effective tax rate	(15.9		)%	(2.3		)%
Discontinued operations, before income taxes	$	—		$	66
Income tax provision	$	—		$	(33	)