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Goodwill and Intangible Assets
6 Months Ended
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets
6.
Goodwill and Intangible Assets
The changes in the carrying value of Goodwill for the six months ended June 30, 2013 were as follows:
 
Goodwill
 
Accumulated
Impairment
Losses
 
Total
Balance as of December 31, 2012
$
68,585

 
$
(48,868
)
 
$
19,717

Foreign currency fluctuations
(3,292
)
 
2,838

 
(454
)
Balance as of June 30, 2013
$
65,293

 
$
(46,030
)
 
$
19,263


The balances of acquired Intangible Assets, excluding Goodwill, as of June 30, 2013 and December 31, 2012 were as follows:

Customer Lists
 
Trade
Name
 
Technology
 
Total
Balance as of June 30, 2013

 

 

 

Original cost
$
22,467

 
$
4,597

 
$
7,147

 
$
34,211

Accumulated amortization
(10,278
)
 
(1,712
)
 
(2,976
)
 
(14,966
)
Carrying value
$
12,189

 
$
2,885

 
$
4,171

 
$
19,245

Weighted-average original life (in years)
15

 
14

 
13

 
 

Balance as of December 31, 2012
 

 
 

 
 

 
 

Original cost
$
23,817

 
$
4,657

 
$
7,197

 
$
35,671

Accumulated amortization
(9,907
)
 
(1,565
)
 
(2,806
)
 
(14,278
)
Carrying value
$
13,910

 
$
3,092

 
$
4,391

 
$
21,393

Weighted-average original life (in years)
15

 
14

 
13

 
 


Amortization expense on Intangible Assets for the three and six months ended June 30, 2013 was $637 and $1,281, respectively. Amortization expense on Intangible Assets for the three and six months ended June 30, 2012 was $656 and $1,432, respectively.
Estimated aggregate amortization expense based on the current carrying value of amortizable Intangible Assets for each of the five succeeding years and thereafter is as follows:
Remaining 2013
$
968

2014
1,932

2015
1,903

2016
1,903

2017
1,845

Thereafter
10,694

Total
$
19,245