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Balance Sheet Account Details - Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items] |  |  |
Goodwill | $ 95,229 | $ 86,646 |
Total goodwill and other identifiable intangible assets, net | $ 305,677 | 306,439 |
Finite-lived intangible asset, useful life | 20 years |  |
Amortization expense | $ 16,900 | 15,800 | $ 12,100
Amortization expense, 2020 | 14,100 |  |
Amortization expense, 2021 | 14,100 |  |
Amortization expense, 2022 | 14,100 |  |
Amortization expense, 2023 | 14,100 |  |
Amortization expense, 2024 | 14,100 |  |
Impairment of intangible assets with finite lives | 0 | 0 | $ 0
Complete technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 242,813 | 235,413 |
Less: Accumulated amortization | (50,203) | (35,070) |
Trade name |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 2,642 | 2,642 |
Less: Accumulated amortization | (1,180) | (1,048) |
Customer relationships |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Definite lived intangible assets | 29,600 | 29,600 |
Less: Accumulated amortization | $ (13,224) | $ (11,744) |

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