CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2024	Mar. 29, 2023
Revenue
Total revenue	$ 116,153	$ 114,526
Cost of operations
Food and paper cost	25,619	26,902
Labor and related expenses	30,580	31,541
Occupancy and other operating expenses	23,865	24,886
Gain on recovery of insurance proceeds, lost profits, net		(151)
Company restaurant expenses	80,064	83,178
General and administrative expenses	11,925	11,199
Franchise expenses	10,602	9,032
Depreciation and amortization	3,851	3,637
Loss on disposal of assets	41	30
Gain on recovery of insurance proceeds, property, equipment and expenses	(41)	(242)
Gain on disposition of restaurants		(136)
Impairment and closed-store reserves	32	77
Total expenses	106,474	106,775
Income from operations	9,679	7,751
Interest expense, net	1,564	1,004
Income tax receivable agreement income		(122)
Income before provision for income taxes	8,115	6,869
Provision for income taxes	2,203	1,951
Net income	$ 5,912	$ 4,918
Net income per share
Basic (usd per share)	$ 0.19	$ 0.14
Diluted (usd per share)	$ 0.19	$ 0.13
Weighted-average shares used in computing net income per share
Basic (shares)	30,777,769	36,234,105
Diluted (shares)	30,937,226	36,478,158
Company-operated restaurant revenue
Revenue
Total revenue	$ 97,153	$ 97,873
Franchise revenue
Revenue
Total revenue	11,348	9,672
Franchise advertising fee revenue
Revenue
Total revenue	$ 7,652	$ 6,981