Income Taxes (Tables)

6 Months Ended

Jun. 30, 2016

Income Tax Disclosure [Abstract]

Income Tax Allocation

Income Tax Allocation
	Three Months Ended June 30,						Six Months Ended June 30,
(Dollars in millions)	2016			2015			2016			2015
Income/(loss) from continuing operations, before income taxes	$	(2,012	)	$	46		$	(2,246	)	$	7,042
Income tax benefit/(provision)	$	(31	)	$	4		$	(71	)	$	(188	)
Effective tax rate	(1.5		)%	(8.7		)%	(3.2		)%	2.7		%