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Other Balance Sheet Details - Goodwill and Other Intangible Assets (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items] |  |  |
Goodwill | $ 72,207,000 | $ 12,238,000 |
Total goodwill and other identifiable intangible assets, net | $ 276,912,000 | 60,585,000 |
Finite-lived intangible asset, useful life | 20 years |  |
Amortization expense | $ 10,600,000 | 2,400,000 | $ 2,400,000
Amortization expense, 2017 | 10,600,000 |  |
Amortization expense, 2018 | 10,600,000 |  |
Amortization expense, 2019 | 10,600,000 |  |
Amortization expense, 2020 | 10,600,000 |  |
Amortization expense, 2021 | 10,600,000 |  |
Impairment of intangible assets with finite lives | 0 |  |
Customer relationships |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 29,600,000 | 29,600,000 |
Less: Accumulated amortization | (8,784,000) | (7,304,000) |
Trade name |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 2,642,000 | 2,642,000 |
Less: Accumulated amortization | (784,000) | (652,000) |
Complete technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 182,577,000 | 15,267,000 |
Less: Accumulated amortization | (12,792,000) | (3,762,000) |
Licensing agreements |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 26,298,000 | 8,602,000 |
Less: Accumulated amortization | (477,000) | (48,000) |
Total goodwill and other identifiable intangible assets, net | 25,821,000 | 8,554,000 |
Acquired in-process research and development |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
IPR&D | 12,246,000 | 12,556,000 |
CorMatrix | Licensing agreements |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 17,696,000 | 0 |
Selexis | Licensing agreements |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | $ 8,602,000 | $ 8,602,000 |

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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