Segment Reporting - Total Assets by Segments (Details) - USD ($) $ in Millions	Mar. 27, 2022	Dec. 26, 2021	Mar. 28, 2021
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 9,518.7	$ 10,037.8	$ 10,189.1
Corporate and Other
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	(3,391.3)	(2,525.6)	(2,102.3)
Consumer Products | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	4,817.9	4,925.5	5,567.7
Wizards of the Coast and Digital Gaming | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,877.7	1,585.1	616.9
Entertainment | Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 6,214.4	$ 6,052.8	$ 6,106.8