Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2024	Apr. 01, 2023
Income Statement [Abstract]
Revenues	$ 404,809	$ 371,334
Costs and expenses:
Operating	280,779	249,069
Selling	69,976	68,223
General and administrative	38,491	31,437
Depreciation and amortization	16,408	13,994
Gain on sale of assets, net	(1,079)	(2,896)
Total costs and expenses	404,575	359,827
Income from operations	234	11,507
Other income (expense):
Interest expense	(4,067)	(3,871)
Interest income	526	399
Other, net	(1,364)	(651)
(Loss) income before income taxes	(4,671)	7,384
Income tax (benefit) expense	(2,396)	1,388
Net (loss) income	$ (2,275)	$ 5,996
Net (loss) income per share:
Net income per share, basic	$ (0.05)	$ 0.14
Net income per share, diluted	$ (0.05)	$ 0.13
Weighted-average shares outstanding:
Weighted-average shares outstanding, basic	41,832	43,077
Weighted-average shares outstanding, diluted	41,832	45,122