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Goodwill and Intangible Assets - Intangible Assets (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 | Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, Gross | $ 573,353 | $ 573,353
Accumulated Amortization | (173,491) | (160,813)
Foreign Currency Translation | (3,453) | (4,536)
Intangible assets, net | 396,409 | 408,004
Completed Technology [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, Gross | 176,586 | 176,586
Accumulated Amortization | (103,127) | (97,707)
Foreign Currency Translation | (746) | (1,068)
Intangible assets, net | 72,713 | 77,811
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, Gross | 285,044 | 285,044
Accumulated Amortization | (34,246) | (29,709)
Foreign Currency Translation | (2,634) | (3,404)
Intangible assets, net | 248,164 | 251,931
Patents, Trademarks, Trade Names and Other [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, Gross | 111,723 | 111,723
Accumulated Amortization | (36,118) | (33,397)
Foreign Currency Translation | (73) | (64)
Intangible assets, net | $ 75,532 | $ 78,262

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- Definition 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) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References No definition available. + Details
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- Definition Amount before 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) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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