Goodwill and Intangible Assets - Changes in the Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Beginning goodwill	$ 2,278.2	$ 2,279.2
Foreign exchange translation	0.4	(1.0)
Impairment	(1,021.9)	0.0	$ (1,191.2)
Ending goodwill	1,256.7	2,278.2	2,279.2
Wizards of the Coast and Digital Gaming
Goodwill [Roll Forward]
Beginning goodwill	371.0	371.7
Foreign exchange translation	(0.5)	(0.7)
Impairment	0.0
Ending goodwill	370.5	371.0	371.7
Consumer Products
Goodwill [Roll Forward]
Beginning goodwill	1,582.0	1,582.3
Foreign exchange translation	0.9	(0.3)
Impairment	(1,021.9)
Ending goodwill	561.0	1,582.0	1,582.3
Entertainment
Goodwill [Roll Forward]
Beginning goodwill	325.2	325.2
Foreign exchange translation	0.0	0.0
Impairment	0.0
Ending goodwill	$ 325.2	$ 325.2	$ 325.2