Capitalized Software Development Costs (Tables)

12 Months Ended

Dec. 31, 2014

Finite-Lived Intangible Assets, Net [Abstract]

Schedule of total capitalized software development costs subject to amortization and related amortization expense

The following table outlines the total capitalized software development costs subject to amortization and the related amortization expense:

	Indemnity Shareholder Interest
(in millions)	Years ended December 31,
	2014			2013			2012
Gross carrying amount	$	68		$	58		$	54
Accumulated amortization	(25		)	(18		)	(11		)
Net carrying amount	$	43		$	40		$	43
Amortization expense	$	7		$	7		$	6

Schedule of estimated future amortization expense related to capitalized software development costs

The following table outlines the estimated future amortization expense related to capitalized software development costs as of December 31, 2014: 

(in millions)
	Indemnity Shareholder Interest
Year ending December 31,	Estimated amortization expense
2015	$	8
2016	8
2017	7
2018	4
2019	2