Business Combinations - Preliminary Allocations (Details) - Zentrum Mikroelektronik Dresden AG - USD ($) $ in Thousands	Dec. 07, 2015	Apr. 03, 2016
Business Acquisition [Line Items]
Intangible assets	$ 126,200	$ 126,200
Developed technology
Business Acquisition [Line Items]
Estimated Fair Value	$ 75,600
Estimated Useful Life (in years)	7 years
Customer relationships
Business Acquisition [Line Items]
Estimated Fair Value	$ 44,000
Estimated Useful Life (in years)	7 years
Order backlog
Business Acquisition [Line Items]
Estimated Fair Value	$ 5,800
Estimated Useful Life (in years)	1 year
Trademark
Business Acquisition [Line Items]
Estimated Fair Value	$ 800
Estimated Useful Life (in years)	1 year

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
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The amount of identifiable intangible assets recognized as of the acquisition date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=73531372&loc=d3e2207-128464

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