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Goodwill and Intangible Assets
9 Months Ended
Sep. 30, 2012
Goodwill and Intangible Assets [Abstract]  
Goodwill and Intangible Assets
(4) 
Goodwill and Intangible Assets

           The change in the carrying amount of goodwill for the nine months ended September 30, 2012, is as follows:

Balance as of December 31, 2011
 
$
36,731
 
Translation effect
 
 
(20
)
Balance as of September 30, 2012
 
$
36,711
 
 
Acquired intangible assets, which are amortized, consist of the following:

 
As of September 30, 2012
 
Amortization
 Period
 
Gross
 Carrying
Amount
 
 
Accumulated
 Amortization
 
 
Net
 Carrying
 Amount
 
 
 
 
 
 
 
 
 
 
Technology-based intangibles
20 years
 
$
3,931
 
 
$
(492
)
 
$
3,439
 
Customer-related intangibles
10 - 15 years
 
 
763
 
 
 
(131
)
 
 
632
 
 
$
4,694
 
 
$
(623
)
 
$
4,071
 
 
 
As of December 31, 2011
 
Amortization
Period
 
Gross
Carrying
 Amount
 
 
Accumulated
Amortization
 
 
Net
Carrying
Amount
 
 
 
 
 
 
 
 
 
 
Technology-based intangibles
20 years
 
$
3,933
 
 
$
(344
)
 
$
3,589
 
Customer-related intangibles
10 - 15 years
 
 
763
 
 
 
(91
)
 
 
672
 
 
$
4,696
 
 
$
(435
)
 
$
4,261
 
 
            The change in the gross carrying amount is primarily due to the impact of foreign currency translation.
 
Amortization expense was $60 and $184 for the three and nine months ended September 30, 2012, respectively.  Amortization expense was $68 and $232 for the three and nine months ended September 30, 2011, respectively.

            Amortization expense related to current intangible assets is expected to be approximately $247 for 2012 and for each of the next four years.