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Goodwill and Intangible Assets
3 Months Ended
Mar. 31, 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 three months ended March 31, 2013 were as follows:
 
Goodwill
 
Accumulated
Impairment
Losses
 
Total
Balance as of December 31, 2012
$
68,585

 
$
(48,868
)
 
$
19,717

Foreign currency fluctuations
(2,863
)
 
2,944

 
81

Balance as of March 31, 2013
$
65,722

 
$
(45,924
)
 
$
19,798


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

Customer Lists
and
Service Contracts
 
Trade
Name
 
Technology
 
Total
Balance as of March 31, 2013

 

 

 

Original cost
$
22,771

 
$
4,538

 
$
7,097

 
$
34,406

Accumulated amortization
(10,032
)
 
(1,608
)
 
(2,837
)
 
(14,477
)
Carrying value
$
12,739

 
$
2,930

 
$
4,260

 
$
19,929

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 months ended March 31, 2013 and 2012 was $644 and $776, 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
$
1,536

2014
2,033

2015
2,003

2016
2,003

2017
1,838

Thereafter
10,516

Total
$
19,929