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Patents and Licensed Technologies, net (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended 12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Patents and Licensed Technologies [Abstract]      
Patents and licensed technologies, net $ 11,209   $ 12,673 [1]
Estimated amortization expense for amortizable patents and licensed technologies assets [Abstract]      
Patents and licensed technologies, net 11,209   12,673 [1]
Patents and Licensed Technologies [Member]
     
Patents and Licensed Technologies [Abstract]      
Gross Amount beginning of period 15,411 15,124 15,124
Additions 81   181
Translation differences (3)   106
Gross Amount end of period 15,489   15,411
Accumulated amortization (4,280)   (2,738)
Patents and licensed technologies, net 11,209   12,673
Amortization expense 1,532 1,530  
Estimated amortization expense for amortizable patents and licensed technologies assets [Abstract]      
Last three months of 2013 512    
2014 2,046    
2015 2,039    
2016 2,019    
2017 899    
Thereafter 3,694    
Patents and licensed technologies, net $ 11,209   $ 12,673
[1] Restated