Acquisitions - Schedule of Acquisition Price Allocation (Parenthetical) (Detail)	Aug. 04, 2021	Apr. 21, 2021	Mar. 02, 2021
Chartboost [Member] | Developed Technology, Useful Life of 5 years [Member]
Business Acquisition [Line Items]
Intangible assets, useful life	5 years
Chartboost [Member] | Trade Names, Useful Life of 8 Years [Member]
Business Acquisition [Line Items]
Intangible assets, useful life	8 years
Chartboost [Member] | Customer Relationships, Useful Life of 4 Years [Member]
Business Acquisition [Line Items]
Intangible assets, useful life	4 years
Uncosoft [Member] | Developed Technology, Useful Life of One Year [Member]
Business Acquisition [Line Items]
Intangible assets, useful life		1 year
Echtra [Member] | Developed Technology, Useful Life of 10 Years [Member]
Business Acquisition [Line Items]
Intangible assets, useful life			10 years