GOODWILL AND OTHER INTANGIBLE ASSETS

9 Months Ended

Sep. 30, 2012

7. GOODWILL AND OTHER INTANGIBLE ASSETS

Changes in the carrying amount of goodwill for our reportable segments for the nine months ended September 30, 2012 were as follows:


	Retail		Employer Group		Health & Well-Being Services		Other Businesses		Total
	(in millions)
Balance at January 1, 2012	$	754	$	62	$	1,867	$	57	$	2,740
Acquisitions		46		0		136		40		222

Balance at September 30, 2012	$	800	$	62	$	2,003	$	97	$	2,962

The following table presents details of our other intangible assets included in other long-term assets in the accompanying condensed consolidated balance sheets at September 30, 2012 and December 31, 2011:


	Weighted Average Life		September 30, 2012						December 31, 2011
	Weighted Average Life		Cost		Accumulated Amortization		Net		Cost		Accumulated Amortization		Net
	(in millions)
Other intangible assets:
Customer contracts/relationships		10.3 yrs	$	484	$	215	$	269	$	429	$	182	$	247
Trade names and technology		14.4 yrs		147		16		131		135		6		129
Provider contracts		15.1 yrs		51		18		33		44		15		29
Noncompetes and other		6.9 yrs		49		17		32		40		10		30

Total other intangible assets		11.2 yrs	$	731	$	266	$	465	$	648	$	213	$	435

Amortization expense for other intangible assets was approximately $53 million for the nine months ended September 30, 2012 and $40 million for the nine months ended September 30, 2011. The following table presents our estimate of amortization expense for 2012 and each of the five next succeeding years:


	(in millions)
For the years ending December 31,:
2012	$	72
2013		72
2014		67
2015		59
2016		53
2017		44

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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