Segment Reporting - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 1,776,623	$ 1,575,173	$ 3,742,472	$ 3,292,220
Gaming including Magic the Gathering and Monopoly
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 543,107	$ 449,393	$ 1,202,604	$ 1,086,151

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details