CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Jun. 30, 2023	Jul. 01, 2022
Net sales	$ 1,738,832	$ 1,595,215	$ 3,310,474	$ 2,999,573
Cost of sales	1,067,255	1,044,556	2,014,791	1,941,338
Gross profit	671,577	550,659	1,295,683	1,058,235
Selling, delivery and administrative expenses	437,907	403,366	855,959	779,957
Income from operations	233,670	147,293	439,724	278,278
Interest expense, net	1,353	7,146	4,282	14,845
Pension plan settlement expense	39,777	0	39,777	0
Other expense, net	27,788	6,199	71,711	2,920
Income before taxes	164,752	133,948	323,954	260,513
Income tax expense	42,433	34,386	83,508	67,561
Net income	$ 122,319	$ 99,562	$ 240,446	$ 192,952
Common Stock
Basic net income per share:
Common Stock (in dollars per share)	$ 13.05	$ 10.62	$ 25.65	$ 20.58
Weighted average number of Common Stock shares outstanding (in shares)	8,369	8,369	8,369	7,863
Diluted net income per share:
Common Stock (in dollars per share)	$ 13.02	$ 10.59	$ 25.59	$ 20.53
Weighted average number of Common Stock shares outstanding - assuming dilution (in shares)	9,396	9,399	9,396	9,399
Cash dividends per share:
Common Stock (in dollars per share)	$ 0.50	$ 0.25	$ 4.00	$ 0.50
Class B Common Stock
Basic net income per share:
Common Stock (in dollars per share)	$ 13.05	$ 10.62	$ 25.65	$ 20.62
Weighted average number of Common Stock shares outstanding (in shares)	1,005	1,005	1,005	1,511
Diluted net income per share:
Common Stock (in dollars per share)	$ 13.01	$ 10.59	$ 25.51	$ 20.56
Weighted average number of Common Stock shares outstanding - assuming dilution (in shares)	1,027	1,030	1,027	1,536
Cash dividends per share:
Common Stock (in dollars per share)	$ 0.50	$ 0.25	$ 4.00	$ 0.50