CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Sales	[1]	$ 8,512,391	$ 7,231,260	$ 25,460,941	$ 20,219,171
Cost of sales		7,436,619	6,442,670	22,454,954	17,951,727
Gross profit		1,075,772	788,590	3,005,987	2,267,444
Operating expenses:
Selling, general, and administrative expenses		625,883	504,211	1,802,534	1,539,520
Depreciation and amortization		48,054	46,732	146,924	140,654
Impairments		0	2,305	4,482	7,223
Restructuring, integration, and other charges (credits)		(3,030)	(2,840)	7,157	6,948
Total operating expenses		670,907	550,408	1,961,097	1,694,345
Operating income		404,865	238,182	1,044,890	573,099
Equity in earnings of affiliated companies		1,151	61	2,185	308
Gain (loss) on investments, net		1,386	2,726	10,905	(3,183)
Employee benefit plan (expense) credit, net		(1,256)	595	(3,924)	(1,687)
Interest and other financing expense, net		(32,667)	(30,461)	(97,008)	(105,596)
Income before income taxes		373,479	211,103	957,048	462,941
Provision for income taxes		82,929	44,707	218,068	113,453
Consolidated net income		290,550	166,396	738,980	349,488
Noncontrolling interests		523	336	1,991	1,121
Net income attributable to shareholders		$ 290,027	$ 166,060	$ 736,989	$ 348,367
Net income per share:
Basic		$ 4.05	$ 2.15	$ 10.04	$ 4.42
Diluted	[2]	$ 4.00	$ 2.13	$ 9.92	$ 4.39
Weighted-average shares outstanding:
Basic		71,671	77,390	73,426	78,807
Diluted		72,571	78,086	74,313	79,404

[1] Includes sales related to the United States of $2,940,312 and $8,268,381 for the third quarter and first nine months of 2021 and $2,524,988 and $7,400,960 for the third quarter and first nine months of 2020, respectively.

[2] Stock-based compensation awards for the issuance of 3,300 and 2,586 shares for the third quarter and first nine months of 2021 and 1,267 and 1,456 shares for the third quarter and first nine months of 2020, respectively, were excluded from the computation of net income per share on a diluted basis as their effect was anti-dilutive.