Income Taxes - Components of Deferred Income Taxes (Details) - USD ($) $ in Thousands	Dec. 30, 2025	Dec. 31, 2024
Deferred tax assets (liabilities):
Loss carry forwards	$ 52,016	$ 47,555
Deferred franchise revenue	1,159	1,655
Property, equipment and intangible assets	(9,227)	(14,479)
Stock-based compensation	596	1,197
Tax credit carry forwards	11,566	10,143
Interest expense	6,058	3,609
Inventory smallwares	(1,692)	(1,754)
Other accrued expenses	480	886
Operating lease assets	(34,804)	(42,340)
Operating lease liabilities	42,882	51,739
Other	1,455	1,670
Total deferred tax assets	70,489	59,881
Valuation allowance	(70,805)	(60,157)
Net deferred tax liabilities	$ (316)	$ (276)