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Goodwill and Other Intangible Assets
6 Months Ended
Jun. 30, 2015
Goodwill and Other Intangible Assets [Abstract]  
Goodwill and Other Intangible Assets
Note 6 – Goodwill and Other Intangible Assets
 
Goodwill
 
The change in the carrying amounts of goodwill for the six months ended June 30, 2015 was as follows (in thousands):
 
 
 
Amount
 
Balance at December 31, 2014
 
$
54,612
 
Currency translation adjustments
 
 
(1,305)
 
Balance at June 30, 2015
 
$
53,307
 
 
Identifiable Intangible Assets
 
Purchased intangible assets consisted of the following as of June 30, 2015 and December 31, 2014 (in thousands):
 
 
 
June 30, 2015
 
December 31, 2014
 
 
 
Gross
 
 
 
 
 
Gross
 
 
 
 
 
 
 
Carrying
 
Accumulated
 
Intangible
 
Carrying
 
Accumulated
 
Intangible
 
 
 
Amount
 
Amortization
 
Assets, Net
 
Amount
 
Amortization
 
Assets, Net
 
Finite-lived intangible assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Proprietary adjuvant technology
 
$
8,969
 
$
(860)
 
$
8,109
 
$
9,565
 
$
(678)
 
$
8,887
 
Collaboration agreements
 
 
4,049
 
 
(798)
 
 
3,251
 
 
4,319
 
 
(629)
 
 
3,690
 
Total identifiable intangible assets
 
$
13,018
 
$
(1,658)
 
$
11,360
 
$
13,884
 
$
(1,307)
 
$
12,577
 
 
Amortization expense for the six months ended June 30, 2015 and 2014 was $0.4 million and $0.6 million, respectively. 
 
Estimated amortization expense for existing intangible assets for the remainder of 2015 and for each of the five succeeding years ending December 31 will be as follows (in thousands):
 
Year
 
Amount
 
2015 (remainder)
 
$
433
 
2016
 
 
865
 
2017
 
 
865
 
2018
 
 
865
 
2019
 
 
865
 
2020
 
 
865