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Acquisitions - Summary of Preliminary Purchase Price Allocation (Parenthetical) (Details) - Car Offer - USD ($) $ in Thousands			9 Months Ended
		Jan. 14, 2021	Sep. 30, 2021
Business Acquisition [Line Items]
Intangible assets	[1]	$ 104,100
Goodwill estimated to be deductible under IRC Section 197		28,991
Additional stock-based compensation expense			$ 1,229
Developed Technology
Business Acquisition [Line Items]
Intangible assets		$ 63,000
Estimated useful lives		3 years
Brand
Business Acquisition [Line Items]
Intangible assets		$ 23,100
Estimated useful lives		11 years
Customer Relationships
Business Acquisition [Line Items]
Intangible assets		$ 18,000
Estimated useful lives		3 years
[1] Identifiable definite-lived intangible assets were comprised of developed technology, brand, and customer relationships of $63,000, $23,100, and $18,000, respectively, with estimated useful lives of 3 years, 11 years, and 3 years, respectively, which will be amortized on a straight-line basis over their estimated useful lives. The fair value of the developed technology has been estimated using the multi-period excess earnings method which is a variation of the income approach. The fair value of the brand and customer relationships has been estimated using the relief from royalty method and the with/without approach, respectively.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.

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