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Condensed Consolidated Financial Statement Details - Purchased Intangible Assets, net (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Cost | $ 7,986 | $ 7,986
Accumulated Amortization | (1,714) | (1,353)
Total | 6,272 | 6,633
Developed technology |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Cost | 5,050 | 5,050
Accumulated Amortization | (758) | (505)
Total | 4,292 | 4,545
Patents |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |
Cost | 2,936 | 2,936
Accumulated Amortization | (956) | (848)
Total | $ 1,980 | $ 2,088

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