Segment Reporting - Net Revenues by Segment (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 27, 2022	Mar. 28, 2021
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 1,163.1	$ 1,114.8
Affiliate Revenue	0.0	0.0
Corporate and Other
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	0.0	0.0
Affiliate Revenue	(135.6)	(109.8)
Consumer Products
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	672.8	653.9
Consumer Products \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	672.8	653.9
Consumer Products \| Affiliate
Segment Reporting, Revenue Reconciling Item [Line Items]
Affiliate Revenue	91.9	70.3
Wizards of the Coast and Digital Gaming
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	262.8	242.2
Wizards of the Coast and Digital Gaming \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	262.8	242.2
Wizards of the Coast and Digital Gaming \| Affiliate
Segment Reporting, Revenue Reconciling Item [Line Items]
Affiliate Revenue	29.8	25.4
Entertainment
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	227.5	218.7
Entertainment \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	227.5	218.7
Entertainment \| Affiliate
Segment Reporting, Revenue Reconciling Item [Line Items]
Affiliate Revenue	$ 13.9	$ 14.1

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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+ Details

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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