Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Jan. 02, 2024	Jan. 03, 2023	Dec. 28, 2021
Income Statement [Abstract]
Revenues		$ 1,333,229	$ 1,283,926	$ 1,087,038
Restaurant operating costs (excluding depreciation and amortization):
Cost of sales		346,569	349,645	288,110
Labor and benefits		491,314	483,367	401,408
Occupancy and operating		317,559	306,150	267,888
General and administrative		82,103	73,333	67,957
Depreciation and amortization		70,992	70,385	72,753
Restaurant opening		2,808	3,644	1,483
Loss on disposal and impairment of assets, net		8,125	6,200	3,946
Gain on lease transactions, net			(3,318)
Total costs and expenses		1,319,470	1,289,406	1,103,545
Income (loss) from operations		13,759	(5,480)	(16,507)
Other (expense) income:
Interest expense, net		(4,915)	(2,888)	(5,002)
Other income, net	[1]	1,256	60	2,327
Total other expense		(3,659)	(2,828)	(2,675)
Income (loss) before income taxes		10,100	(8,308)	(19,182)
Income tax benefit		(9,560)	(12,384)	(15,576)
Net income (loss)		$ 19,660	$ 4,076	$ (3,606)
Net income (loss) per share:
Basic		$ 0.84	$ 0.17	$ (0.16)
Diluted		$ 0.82	$ 0.17	$ (0.16)
Weighted average number of shares outstanding:
Basic		23,452	23,405	23,191
Diluted		23,923	23,662	23,191

[1] Related party costs included in other income, net was an equity method investment loss of $0.2 million for fiscal 2023. There were no related party costs for fiscal 2022 and fiscal 2021. See Note 14 for further information.