Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 26, 2022	Jun. 27, 2021
Goodwill [Roll Forward]
Beginning balance	$ 3,419.6	$ 3,691.7
Acquired during the period	64.7
Foreign exchange translation	(1.1)	0.1
Goodwill allocation		0.0
Impairment during the period		(101.8)
Reclass to assets held-for-sale		(169.2)
Ending balance	3,483.2	3,420.8
Consumer Products
Goodwill [Roll Forward]
Beginning balance	1,584.9	1,385.7
Acquired during the period	0.0
Foreign exchange translation	(0.2)	0.0
Goodwill allocation		199.4
Impairment during the period		0.0
Reclass to assets held-for-sale		0.0
Ending balance	1,584.7	1,585.1
Wizards of the Coast and Digital Gaming
Goodwill [Roll Forward]
Beginning balance	307.3	53.1
Acquired during the period	64.7
Foreign exchange translation	(0.1)	0.4
Goodwill allocation		254.2
Impairment during the period		0.0
Reclass to assets held-for-sale		0.0
Ending balance	371.9	307.7
Entertainment
Goodwill [Roll Forward]
Beginning balance	1,527.4	2,252.9
Acquired during the period	0.0
Foreign exchange translation	(0.8)	(0.3)
Goodwill allocation		(453.6)
Impairment during the period		(101.8)
Reclass to assets held-for-sale		(169.2)
Ending balance	$ 1,526.6	$ 1,528.0