Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 5,602,414	$ 4,783,738	$ 10,897,049	$ 9,248,452
Cost of goods sold	3,641,615	3,094,633	7,110,303	6,018,532
Gross profit	1,960,799	1,689,105	3,786,746	3,229,920
Operating expenses:
Selling, administrative and other expenses	1,364,015	1,349,309	2,767,994	2,544,473
Depreciation and amortization	85,890	73,960	173,259	146,256
Provision for doubtful accounts	2,899	5,037	7,393	9,946
Total operating expenses	1,452,804	1,428,306	2,948,646	2,700,675
Non-operating expense (income):
Interest expense, net	20,248	15,362	40,098	33,686
Other	(3,820)	(24,170)	(19,281)	(59,907)
Total non-operating expense (income)	16,428	(8,808)	20,817	(26,221)
Income before income taxes	491,567	269,607	817,283	555,466
Income taxes	119,038	73,111	198,916	141,260
Net income	$ 372,529	$ 196,496	$ 618,367	$ 414,206
Dividends declared per common share (usd per share)	$ 0.895	$ 0.8150	$ 1.79	$ 1.63
Basic earnings per share (usd per share)	2.63	1.36	4.36	2.87
Diluted earnings per share (usd per share)	$ 2.62	$ 1.36	$ 4.34	$ 2.85
Weighted average common shares outstanding (in shares)	141,581	144,211	141,747	144,312
Dilutive effect of stock options and non-vested restricted stock awards (in shares)	723	772	835	846
Weighted average common shares outstanding - assuming dilution (in shares)	142,304	144,983	142,582	145,158