UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	4 Months Ended
	Apr. 20, 2025	Apr. 21, 2024
Income Statement [Abstract]
Total reportable segment revenue	$ 331,826	$ 259,006
Restaurant operating expenses (excluding depreciation and amortization)
Food, beverage, and packaging	97,559	73,947
Labor	84,562	66,513
Occupancy	24,408	20,422
Other operating expenses	41,234	32,758
Total restaurant operating expenses	247,763	193,640
General and administrative expenses	41,394	33,840
Depreciation and amortization	20,811	17,322
Restructuring and other costs	0	282
Pre-opening costs	4,481	3,379
Impairment and asset disposal costs	1,667	1,290
Total operating expenses	316,116	249,753
Income from operations	15,710	9,253
Other income (expense):
Interest income, net	(4,617)	(4,914)
Other income, net	27	78
Income before taxes	20,354	14,245
(Benefit from) provision for income taxes	(5,353)	252
Net income	$ 25,707	$ 13,993
Earnings per share:
Basic (in usd per share)	$ 0.22	$ 0.12
Diluted (in usd per share)	$ 0.22	$ 0.12
Weighted-average common shares outstanding:
Basic (in shares)	115,525	113,972
Diluted (in shares)	118,437	117,936