Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 26, 2022	Mar. 27, 2021
Income Statement [Abstract]
Net sales	$ 1,104,069	$ 1,006,340
Cost of sales, including advertising, warehousing and distribution expenses	810,384	738,950
Gross profit on sales	293,685	267,390
Operating, general and administrative expenses	252,271	235,556
Income from operations	41,414	31,834
Investment income (loss) and interest expense	(881)	1,611
Other income (expense)	1,505	(775)
Income before provision for income taxes	42,038	32,670
Provision for income taxes	10,649	8,415
Net income	$ 31,389	$ 24,255
Weighted-average shares outstanding, basic	26,898,443	26,898,443
Weighted-average shares outstanding, diluted	26,898,443	26,898,443
Cash dividends per share	$ 0.32	$ 0.31
Basic earnings per share	1.17	0.90
Diluted earnings per share	$ 1.17	$ 0.90