Revenue Recognition - Additional Information (Details) $ in Millions	9 Months Ended
	Oct. 01, 2023 USD ($) brand_category
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue, remaining performance obligation, amount	$ 137.3
Number of brand categories | brand_category	4
eOne Film and TV | Disposal Group, Held-for-sale
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue, remaining performance obligation, amount	$ 120.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue, remaining performance obligation, amount	$ 6.4
Revenue, remaining performance obligation, period	3 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue, remaining performance obligation, amount	$ 5.5
Revenue, remaining performance obligation, period	1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-12-30
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue, remaining performance obligation, amount	$ 5.0
Revenue, remaining performance obligation, period	1 year