Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Intangible Assets

The following table presents our intangible assets as of December 31:

	2013					2012
(Amounts in millions)	Gross carrying amount		Accumulated amortization			Gross carrying amount		Accumulated amortization
PVFP	$	2,061	$	(1,900	)	$	1,966	$	(1,849	)
Capitalized software		704		(545	)		658		(479	)
Deferred sales inducements to contractholders		195		(123	)		137		(99	)
Other		54		(47	)		78		(46	)
Total	$	3,014	$	(2,615	)	$	2,839	$	(2,473	)

Activity in Present Value of Future Profits

The following table presents the activity in PVFP as of and for the years ended December 31:

(Amounts in millions)	2013			2012			2011
Unamortized balance as of January 1	$	297		$	339		$	430
Interest accreted at 5.52%, 5.66% and 5.73%		15			18			22
Amortization		(66	)		(60	)		(96	)
Other (1)		—			—			(17	)
Unamortized balance as of December 31		246			297			339
Accumulated effect of net unrealized investment (gains) losses		(85	)		(180	)		(174	)
Balance as of December 31	$	161		$	117		$	165

⁽¹⁾ Relates to the sale of the Medicare supplement insurance business in 2011. See note 8 for additional information.

Percentage of Current PVFP Balance Estimated to be Amortized

The percentage of the December 31, 2013 PVFP balance net of interest accretion, before the effect of unrealized investment gains or losses, estimated to be amortized over each of the next five years is as follows:

2014	9.8	%
2015	10.3	%
2016	10.1	%
2017	9.2	%
2018	7.9	%