Segment Information - Schedule of Segment Reporting Information, by Segment (Details) $ in Thousands	3 Months Ended
	Mar. 27, 2022 USD ($) item	Mar. 28, 2021 USD ($)	Dec. 26, 2021 USD ($)
Segment Information
Total revenues	$ 542,692	$ 511,746
Operating income	14,435	46,862
Income before income taxes	10,171	43,215
Accumulated depreciation and amortization	(514,616)
Property and equipment, net	216,253		$ 223,856
Refranchising loss	$ 8,400
Number of stores available to be refranchised | item	90
Non-cash impairment	$ 11,160
Legal settlement expense	5,000
Reorganization costs		3,900
Accounts Receivable
Segment Information
Non-cash impairment	14,600
Domestic company owned restaurants segment
Segment Information
Total revenues	198,765	197,234
North America commissary
Segment Information
Total revenues	209,679	184,878
North America commissaries
Segment Information
Total revenues	209,679	184,878
North America franchising
Segment Information
Total revenues	34,268	32,715
International
Segment Information
Total revenues	34,617	34,607
Other segment
Segment Information
Total revenues	65,363	62,312
Operating segments
Segment Information
Total revenues	542,692	511,746
Operating segments | Domestic company owned restaurants segment
Segment Information
Total revenues	198,765	197,234
Operating income	1,989	15,324
Property and equipment, gross	220,357
Operating segments | North America commissary
Segment Information
Total revenues	209,679	184,878
Operating income	9,334	9,713
Property and equipment, gross	149,503
Operating segments | North America commissaries
Segment Information
Total revenues	209,679	184,878
Operating segments | North America franchising
Segment Information
Total revenues	34,268	32,715
Operating income	32,137	30,443
Operating segments | International
Segment Information
Total revenues	42,707	42,604
Operating income	4,455	8,364
Property and equipment, gross	14,857
Operating segments | International | Accounts Receivable
Segment Information
Non-cash impairment	3,500
Operating segments | Other segment
Segment Information
Total revenues	57,273	54,315
Operating income	3,719	6,118
Property and equipment, gross	112,037
Elimination
Segment Information
Total revenues	(78,939)	(72,278)
Operating income	(88)	62
Elimination | North America commissary
Segment Information
Total revenues	(58,507)	(52,070)
Elimination | North America commissaries
Segment Information
Total revenues	(58,507)	(52,070)
Elimination | North America franchising
Segment Information
Total revenues	(1,053)	(1,060)
Elimination | Other segment
Segment Information
Total revenues	(19,379)	(19,148)
Unallocated corporate
Segment Information
Operating income	(37,111)	$ (23,162)
Property and equipment, gross	234,115
Unallocated corporate | Notes Receivable
Segment Information
Non-cash impairment	$ 13,900