Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Goodwill and Intangible Assets, Net - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Intangible Assets And Goodwill [Line Items]
Impairment of goodwill			$ 0		$ 0
Amortization expense for intangible assets	$ 5,400,000	$ 3,100,000	14,300,000	$ 6,400,000
Intangible assets amortized costs retired			4,000,000.0
Developed Technology \| Cost of Revenue
Intangible Assets And Goodwill [Line Items]
Amortization expense for intangible assets	$ 1,100,000	$ 600,000	$ 2,800,000	$ 1,300,000