Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 30, 2023	Sep. 24, 2022
Income Statement [Abstract]
Net sales	$ 1,160,306	$ 1,150,551	$ 3,483,975	$ 3,389,853
Cost of sales, including advertising, warehousing and distribution expenses	874,583	862,908	2,613,417	2,516,311
Gross profit on sales	285,723	287,643	870,558	873,542
Operating, general and administrative expenses	256,050	253,985	762,644	750,066
Income from operations	29,673	33,658	107,914	123,476
Investment income (loss) and interest expense	1,409	(1,483)	7,715	(3,394)
Other income (expense)	774	1,214	(1,399)	4,805
Income before provision for income taxes	31,856	33,389	114,230	124,887
Provision for income taxes	8,630	4,731	30,925	28,574
Net income	$ 23,226	$ 28,658	$ 83,305	$ 96,313
Weighted-average shares outstanding, basic	26,898,443	26,898,443	26,898,443	26,898,443
Weighted-average shares outstanding, diluted	26,898,443	26,898,443	26,898,443	26,898,443
Cash dividends per share	$ 0.34	$ 0.32	$ 1.02	$ 0.96
Basic earnings per share	0.86	1.07	3.10	3.58
Diluted earnings per share	$ 0.86	$ 1.07	$ 3.10	$ 3.58