Amount of liability recognized arising from contingent consideration in a business combination.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=126975305&loc=d3e6927-128479

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
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-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Acquisitions - Additional Information (Detail) - USD ($)	Dec. 31, 2022	Dec. 31, 2021	Apr. 16, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Total at December 31, 2020	$ 0	$ 0		$ 0
Avast PLC Family Safety Mobile Software Business \| Operating Expense
Business Acquisition [Line Items]
Total at December 31, 2020			$ 12,900,000
Avast PLC Family Safety Mobile Software Business \| Purchase Price Allocation
Business Acquisition [Line Items]
Total at December 31, 2020			1,100,000
Avast PLC Family Safety Mobile Software Business \| Maximum
Business Acquisition [Line Items]
Total at December 31, 2020			$ 14,000,000