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Goodwill and Other Intangible Assets
12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Text Block]
GOODWILL AND OTHER INTANGIBLE ASSETS

The disclosures in this note apply to AEP only.

Goodwill

The changes in AEP’s carrying amount of goodwill for the years ended December 31, 2015 and 2014 by operating segment are as follows:
 
 
Corporate and Other
 
Generation
and
Marketing
 
AEP Consolidated
 
(in millions)
Balance as of December 31, 2013
 
$
75.9

 
$
15.4

 
$
91.3

Impairment Losses
 

 

 

Balance as of December 31, 2014
 
75.9

 
15.4

 
91.3

Impairment Losses
 

 

 

Goodwill Written Off Related to Sale of AEPRO
 
(38.8
)
(a)

 
(38.8
)
Balance as of December 31, 2015
 
$
37.1

 
$
15.4

 
$
52.5



(a) The goodwill of $38.8 million related to AEPRO is included in Other Classes of Assets That Are Not Major as of December 31, 2014 in Note 7. See “Dispositions” section of Note 7 for additional information.

In the fourth quarters of 2015 and 2014, annual impairment tests were performed.  The fair values of the operations with goodwill were estimated using cash flow projections and other market value indicators.  There were no goodwill impairment losses.  AEP does not have any accumulated impairment on existing goodwill.

Other Intangible Assets

Acquired intangible assets subject to amortization were $2 million and $5 million as of December 31, 2015 and 2014, respectively, net of accumulated amortization and are included in Deferred Charges and Other Noncurrent Assets on the balance sheets.  The amortization life, gross carrying amount and accumulated amortization by major asset class are as follows:
 
 
 
December 31,
 
 
 
2015
 
2014
 
Amortization
Life
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
(in years)
 
(in millions)
Acquired Customer Contracts
5
 
$
58.3

 
$
56.5

 
$
58.3

 
$
53.4



Amortization of intangible assets was $3 million, $5 million and $14 million for the years ended December 31, 2015, 2014 and 2013, respectively.  The estimated total amortization is $2 million for 2016.