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Organization and Significant Accounting Policies - Narrative (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Maturity threshold of investments classified to cash equivalents | 90 days |  |
Goodwill and intangible asset impairment | $ 0 | $ 0 | $ 0
Sales return period | 30 days |  |
Unbilled accounts receivable | $ 10,400,000 |  |
Deferred revenue that will be satisfied after 12 months | 8,200,000 | 2,100,000 |
Advertising costs | $ 76,500,000 | $ 33,100,000 | $ 24,000,000.0
Computer software and hardware |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life | 3 years |  |
Furniture and fixtures |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life | 5 years |  |
Minimum |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful life of finite-lived intangible assets | 2 years |  |
Customer contract payment terms | 30 days |  |
Minimum | Machinery and Equipment |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life | 4 years |  |
Maximum |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful life of finite-lived intangible assets | 7 years |  |
Customer contract payment terms | 90 days |  |
Amortization period for incentive compensation costs | 1 year |  |
Maximum | Machinery and Equipment |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life | 15 years |  |
Maximum | Building |  |  |
Organization And Summary Of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life | 40 years |  |

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