Patents and Licensed Technologies, net (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Patents and Licensed Technologies [Abstract]
Net Book Value	$ 8,811us-gaap_FiniteLivedIntangibleAssetsNet	$ 10,832us-gaap_FiniteLivedIntangibleAssetsNet
Amortization expense	2,055us-gaap_AmortizationOfIntangibleAssets	2,043us-gaap_AmortizationOfIntangibleAssets	2,049us-gaap_AmortizationOfIntangibleAssets
Estimated amortization expense for amortizable patents and licensed technologies assets [Abstract]
Net Book Value	8,811us-gaap_FiniteLivedIntangibleAssetsNet	10,832us-gaap_FiniteLivedIntangibleAssetsNet
Patents [Member]
Patents and Licensed Technologies [Abstract]
Product and core technologies under purchase price allocation	13,500
Patents and Licensed Technologies [Member]
Patents and Licensed Technologies [Abstract]
Gross Amount beginning of period	15,648	15,411
Additions	168	171
Translation differences	(190)	66
Gross Amount end of period	15,626	15,648
Accumulated amortization	(6,815)	(4,816)
Net Book Value	8,811	10,832
Estimated amortization expense for amortizable patents and licensed technologies assets [Abstract]
2015	2,056
2016	2,019
2017	903
2018	906
2019	892
Thereafter	2,035
Net Book Value	$ 8,811	$ 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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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

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Amount of increase (decrease) to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for foreign currency translation adjustments.

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