CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Consolidated Statements of Income
Sales	$ 3,479,570	$ 3,207,638	$ 10,036,070	$ 8,775,720
Cost of goods sold, including warehouse and distribution expenses	1,661,330	1,527,170	4,750,657	4,162,166
Gross profit	1,818,240	1,680,468	5,285,413	4,613,554
Selling, general and administrative expenses	1,063,641	955,455	3,044,126	2,728,490
Operating income	754,599	725,013	2,241,287	1,885,064
Other income (expense):
Interest expense	(34,873)	(41,668)	(110,036)	(122,777)
Interest income	485	582	1,478	1,892
Other, net	318	2,479	4,961	2,297
Total other expense	(34,070)	(38,607)	(103,597)	(118,588)
Income before income taxes	720,529	686,406	2,137,690	1,766,476
Provision for income taxes	161,877	159,154	491,978	407,119
Net income	$ 558,652	$ 527,252	$ 1,645,712	$ 1,359,357
Earnings per share-basic:
Earnings per share	$ 8.14	$ 7.13	$ 23.67	$ 18.28
Weighted-average common shares outstanding - basic	68,608	73,916	69,529	74,377
Earnings per share-assuming dilution:
Earnings per share	$ 8.07	$ 7.07	$ 23.45	$ 18.12
Weighted-average common shares outstanding - assuming dilution	69,240	74,586	70,174	75,026