Revenue Recognition - Contract Balances (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2021	Dec. 27, 2020	Dec. 29, 2019	Dec. 30, 2018
Revenue disaggregation
Cumulative effect of adoption of Topic 606	$ (172,458)	$ (266,939)	$ (316,656)	$ (304,013)
Revenue recognized related to deferred revenue and customer loyalty program	36,300	33,200
Contract liabilities	35,546	33,254
Change	2,292
Contract assets	5,800	5,100
Amortization expense related to contract assets	3,000	3,200
Franchise fees and unredeemed gift card liabilities
Revenue disaggregation
Contract liabilities	20,410	19,890
Change	520
Customer loyalty program obligations
Revenue disaggregation
Contract liabilities	15,136	$ 13,364
Change	$ 1,772