CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Sep. 29, 2023	Sep. 30, 2022
Net sales	$ 1,712,428	$ 1,628,589	$ 5,022,902	$ 4,628,162
Cost of sales	1,050,878	1,007,482	3,065,669	2,948,820
Gross profit	661,550	621,107	1,957,233	1,679,342
Selling, delivery and administrative expenses	445,290	431,177	1,301,249	1,211,134
Income from operations	216,260	189,930	655,984	468,208
Interest (income) expense, net	(1,516)	6,083	2,766	20,928
Pension plan settlement expense	77,319	0	117,096	0
Other expense, net	19,473	24,746	91,184	27,666
Income before taxes	120,984	159,101	444,938	419,614
Income tax expense	28,891	40,340	112,399	107,901
Net income	$ 92,093	$ 118,761	$ 332,539	$ 311,713
Common Stock
Basic net income per share:
Common Stock (in dollars per share)	$ 9.82	$ 12.67	$ 35.47	$ 33.25
Weighted average number of Common Stock shares outstanding (in shares)	8,369	8,369	8,369	8,032
Diluted net income per share:
Common Stock (in dollars per share)	$ 9.80	$ 12.63	$ 35.38	$ 33.13
Weighted average number of Common Stock shares outstanding - assuming dilution (in shares)	9,395	9,406	9,398	9,410
Cash dividends per share:
Common Stock (in dollars per share)	$ 0.50	$ 0.25	$ 4.50	$ 0.75
Class B Common Stock
Basic net income per share:
Common Stock (in dollars per share)	$ 9.82	$ 12.67	$ 35.47	$ 33.29
Weighted average number of Common Stock shares outstanding (in shares)	1,005	1,005	1,005	1,342
Diluted net income per share:
Common Stock (in dollars per share)	$ 9.79	$ 12.62	$ 35.29	$ 33.15
Weighted average number of Common Stock shares outstanding - assuming dilution (in shares)	1,026	1,037	1,029	1,378
Cash dividends per share:
Common Stock (in dollars per share)	$ 0.50	$ 0.25	$ 4.50	$ 0.75