Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
Income Statement [Abstract]
Net sales	$ 4,224,417	$ 4,112,601	$ 3,543,299
Cost of sales, including advertising, warehousing and distribution expenses	3,108,710	3,012,167	2,605,105
Gross profit on sales	1,115,707	1,100,434	938,194
Operating, general and administrative expenses	968,996	937,256	853,555
Income from operations	146,711	163,178	84,639
Investment income (loss) and interest expense	5,007	3,817	7,054
Other income (expense)	(3,411)	(3,316)	(3,049)
Income before provision for income taxes	148,307	163,679	88,644
Provision for income taxes	39,458	44,762	20,661
Net income	$ 108,849	$ 118,917	$ 67,983
Weighted-average shares outstanding, basic	26,898,443	26,898,443	26,898,443
Weighted-average shares outstanding, diluted	26,898,443	26,898,443	26,898,443
Cash dividends per share	$ 1.25	$ 1.24	$ 1.24
Basic earnings per share	4.05	4.42	2.53
Diluted earnings per share	$ 4.05	$ 4.42	$ 2.53