Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 24, 2023	Sep. 25, 2022	Sep. 24, 2023	Sep. 25, 2022
Revenues:
Total revenues	$ 522,812	$ 510,512	$ 1,564,391	$ 1,575,869
Costs and expenses:
General and administrative expenses	52,173	57,935	154,441	168,519
Depreciation and amortization	16,404	13,338	46,815	38,012
Total costs and expenses	490,944	490,146	1,459,815	1,491,004
Refranchising and impairment loss	0	(905)	0	(12,065)
Operating income	31,868	19,461	104,576	72,800
Net interest expense	(11,378)	(7,623)	(31,674)	(17,967)
Income before income taxes	20,490	11,838	72,902	54,833
Income tax expense	4,539	3,374	16,546	9,212
Net income before attribution to noncontrolling interests	15,951	8,464	56,356	45,621
Net income attributable to noncontrolling interests	(90)	(133)	(351)	(1,363)
Net income attributable to the Company	15,861	8,331	56,005	44,258
Calculation of net income for earnings per share:
Net income attributable to the Company	15,861	8,331	56,005	44,258
Dividends paid to participating securities	0	(86)	0	(228)
Net income attributable to participating securities	0	0	0	(34)
Net income attributable to common shareholders	$ 15,861	$ 8,245	$ 56,005	$ 43,996
Basic earnings per common share (in dollars per share)	$ 0.49	$ 0.23	$ 1.69	$ 1.23
Diluted earnings per common share (in dollars per share)	$ 0.48	$ 0.23	$ 1.68	$ 1.22
Basic weighted average common shares outstanding (in shares)	32,564	35,259	33,053	35,602
Diluted weighted average common shares outstanding (in shares)	32,800	35,448	33,287	35,840
Dividends declared per common share (in dollars per share)	$ 0.46	$ 0.42	$ 1.30	$ 1.12
Domestic Company-owned restaurants
Revenues:
Total revenues	$ 177,195	$ 166,050	$ 532,841	$ 536,226
Costs and expenses:
Operating costs (excluding depreciation and amortization shown separately below):	145,433	138,299	436,922	441,986
North America franchising
Revenues:
Total revenues	35,041	33,712	105,824	102,897
North America commissaries
Revenues:
Total revenues	204,887	216,115	624,433	645,177
Costs and expenses:
Operating costs (excluding depreciation and amortization shown separately below):	189,551	203,129	576,434	604,689
International
Revenues:
Total revenues	42,927	30,735	108,998	97,310
Costs and expenses:
Operating costs (excluding depreciation and amortization shown separately below):	29,796	18,196	67,542	57,346
Other
Revenues:
Total revenues	62,762	63,900	192,295	194,259
Costs and expenses:
Operating costs (excluding depreciation and amortization shown separately below):	$ 57,587	$ 59,249	$ 177,661	$ 180,452