Business Combinations - Narrative (Details) - USD ($) $ in Thousands			3 Months Ended	9 Months Ended	12 Months Ended
	Apr. 15, 2021	Mar. 19, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Content assets acquired					$ 215,800
Revenue					2,764,584	$ 1,778,388	$ 1,128,921
Cost of revenue					1,355,984	970,169	633,697
Gross profit					$ 1,408,600	$ 808,219	$ 495,224
Other Non-current Assets
Business Acquisition [Line Items]
Content assets acquired		$ 22,500
Nielsen AVA business acquisition
Business Acquisition [Line Items]
Purchase consideration	$ 53,400
Business combination, aggregate cash consideration	38,500
Noncash consideration related to deliver services	21,400
Services received	$ 6,500
Other income service period	6 years
Cost of revenue service period	6 years
Purchase consideration			$ 6,000
Intangible assets			4,200
Other long-term liabilities			4,500
Goodwill			$ 14,700
Nielsen AVA business acquisition | General and administrative
Business Acquisition [Line Items]
Acquisition related expenses	$ 3,900
TOH Intermediate Holdings, LLC
Business Acquisition [Line Items]
Purchase consideration		97,800
TOH Intermediate Holdings, LLC | Platform
Business Acquisition [Line Items]
Revenue				$ 18,700
Cost of revenue				11,800
Gross profit				$ 6,900
TOH Intermediate Holdings, LLC | General and administrative
Business Acquisition [Line Items]
Acquisition related expenses		$ 2,400