Organization, Nature of Operations, and Principles of Consolidation - Additional Information (Detail)		9 Months Ended
Dec. 22, 2021	Sep. 30, 2022 USD ($) Title Channel
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
Yoga International [Member]
Organization Nature Of Operations And Principles Of Consolidation [Line Items]
Acquisition date	Dec. 22, 2021
Yoga International [Member] \| Outside United States [Member]
Organization Nature Of Operations And Principles Of Consolidation [Line Items]
Minimum current membership percentage outside United States	60.00%
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		80.00%

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