Patents and Licensed Technologies, net (Details) (USD $) In Thousands, unless otherwise specified			6 Months Ended
Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Patents and Licensed Technologies [Member]	Jun. 30, 2013 Patents and Licensed Technologies [Member]
Patents and Licensed Technologies [Abstract]
Gross Amount beginning of period			$ 15,648	$ 15,411
Additions			98	171
Translation differences			107	66
Gross Amount end of period			15,853	15,648
Accumulated amortization			(5,893)	(4,816)
Patents and licensed technologies, net	9,960	10,832	9,960	10,832
Amortization expense			1,040	1,020
Estimated amortization expense for amortizable patents and licensed technologies assets [Abstract]
Last six months of 2014			1,062
2015			2,049
2016			2,059
2017			909
2018			899
Thereafter			2,982
Patents and licensed technologies, net	$ 9,960	$ 10,832	$ 9,960	$ 10,832

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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