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Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2017
Goodwill And Intangible Assets Disclosure [Abstract]  
Schedule of Carrying Value of Intangible Asset

The carrying value as of June 30, 2017 and December 31, 2016 is as follows:

 

In thousands

 

June 30, 2017

 

 

December 31, 2016

 

Technology rights

 

$

11,624

 

 

$

11,624

 

Accumulated amortization

 

 

(3,175

)

 

 

(2,852

)

 

 

$

8,449

 

 

$

8,772