Goodwill and Intangible Assets, Net, Finite-Lived Intangible Assets (Details 2) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Changes in gross carrying amount of finite-lived intangible assets
Gross carrying amount	$ 57,317	$ 57,065	$ 60,127
Accumulated amortization	(32,405)	(29,390)	(29,384)
Net carrying amount	24,912	27,675	30,743
Estimated future amortization of intangible assets
Remaining six months of 2016	3,146
2017	4,609
2018	3,420
2019	3,390
2020	3,360
2021	2,883
Thereafter	3,488
Total	24,296
In Process Research and Development
Changes in gross carrying amount of finite-lived intangible assets
Finite-lived intangible assets transferred	1,500
North America
Changes in gross carrying amount of finite-lived intangible assets
Gross carrying amount	27,490	27,475	29,426
Accumulated amortization	(16,546)	(14,941)	(16,351)
Net carrying amount	10,944	12,534	13,075
Europe
Changes in gross carrying amount of finite-lived intangible assets
Gross carrying amount	29,827	29,590	30,701
Accumulated amortization	(15,859)	(14,449)	(13,033)
Net carrying amount	$ 13,968	$ 15,141	$ 17,668

Finite-Lived Intangible Assets, Amortization Expense, Year Six

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Finite-Lived Intangible Assets, Amortization Expense, after Year Six

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Finite-lived Intangible Assets Transferred

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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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 in the remainder of the 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 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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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 third 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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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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-Publisher FASB
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