Segment Reporting - Narrative (Details) $ in Millions	3 Months Ended			9 Months Ended
	Oct. 01, 2023 USD ($)	Sep. 25, 2022 USD ($)	Jun. 26, 2022 USD ($)	Oct. 01, 2023 USD ($) segment	Sep. 25, 2022 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment				3
Revenue from External Customer [Line Items]
Net revenues	$ 1,503.4	$ 1,675.9		$ 3,714.4	$ 4,178.2
Total Gaming
Revenue from External Customer [Line Items]
Net revenues	628.0		$ 508.6	1,505.7	1,415.7
MAGIC: THE GATHERING
Revenue from External Customer [Line Items]
Net revenues	$ 287.4		$ 239.3	$ 827.5	$ 802.0