Organization, Nature of Operations, and Principles of Consolidation - Additional Information (Detail)	3 Months Ended
Mar. 31, 2023 USD ($) Channel Title
Organization Nature Of Operations And Principles Of Consolidation [Line Items]
Number of channels \| Channel	4
Percentage of produced and owned content views	75.00%
A La Carte Course Purchase [Member]
Organization Nature Of Operations And Principles Of Consolidation [Line Items]
Assets	$ 0
Liabilities	$ 0
Minimum [Member]
Organization Nature Of Operations And Principles Of Consolidation [Line Items]
Number of titles available in digital content library \| Title	10,000
Percentage of digital streaming exclusively available for subscribers	88.00%

Amount classified as liabilities attributable to disposal group held for sale or disposed of.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
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