Acquisitions - Summary of Intangible Assets Subject to Amortization Acquired (Detail) - USD ($) $ in Millions	May 19, 2023	Aug. 05, 2022
Adsmurai, S.L | Advertiser Relationships
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset		$ 4.7
Weighted average remaining life in years		7 years
Adsmurai, S.L | Existing technology
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset		$ 2.4
Weighted average remaining life in years		5 years
Adsmurai, S.L | Trade Name
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset		$ 1.1
Weighted average remaining life in years		5 years
BCNMonetize | Publisher Relationships
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset	$ 2.2
Weighted average remaining life in years	3 years
BCNMonetize | Advertiser Relationships
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset	$ 1.5
Weighted average remaining life in years	1 year
BCNMonetize | Trade Name
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset	$ 0.3
Weighted average remaining life in years	1 year
BCNMonetize | Non-Compete Agreements
Finite-Lived Intangible Assets [Line Items]
Estimated Fair Value, Intangible Asset	$ 0.2
Weighted average remaining life in years	1 year 6 months