Revenue Recognition - Additional Information (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) brand_category	Apr. 02, 2023 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation, amount	$ 2.1
Number of brand categories | brand_category	3
Net revenues	$ 757.3	$ 1,001.0
Non-Hasbro Branded Film & TV brands
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Net revenues		$ 0.1
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation, amount	$ 1.9
Revenue, remaining performance obligation, period	9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-12-30
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, remaining performance obligation, amount	$ 0.2
Revenue, remaining performance obligation, period	1 year