Shareholders' Equity (Tables)

3 Months Ended

Mar. 31, 2016

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Loss

The following tables present after-tax changes in each component of accumulated other comprehensive loss for the three months endedMarch 31, 2016 and 2015 (dollars in millions):

	Available-for-sale Securities			Cash Flow  Hedging Instruments		Foreign  Currency Translation		Total
Beginning balance, December 31, 2015	$	(101	)	$	—	$	2	$	(99	)
Other comprehensive income before reclassifications	94			—		—		94
Amounts reclassified from accumulated other comprehensive loss	(9		)	—		—		(9		)
Net change	85			—		—		85
Ending balance, March 31, 2016	$	(16	)	$	—	$	2	$	(14	)

	Available-for-sale Securities			Cash Flow  Hedging Instruments			Foreign  Currency Translation		Total
Beginning balance, December 31, 2014	$	7		$	(261	)	$	5	$	(249	)
Other comprehensive income (loss) before reclassifications	39			(11		)	—		28
Amounts reclassified from accumulated other comprehensive loss	(6		)	16			—		10
Net change	33			5			—		38
Ending balance, March 31, 2015	$	40		$	(256	)	$	5	$	(211	)

Reclassification out of Accumulated Other Comprehensive Loss

he following table presents the income statement line items impacted by reclassifications out of accumulated other comprehensive loss for the three months endedMarch 31, 2016 and 2015 (dollars in millions):

Accumulated Other Comprehensive Loss Components	Amounts Reclassified from Accumulated Other Comprehensive Loss						Affected Line Items in the Consolidated Statement of Income
	Three Months Ended March 31,
	2016			2015
Available-for-sale securities:
	$	15		$	10		Gains (losses) on securities and other
	(6		)	(4		)	Tax expense
	$	9		$	6		Reclassification into earnings, net
Cash flow hedging instruments:
	$	—		$	(26	)	Interest expense
	—			10			Tax benefit
	$	—		$	(16	)	Reclassification into earnings, net