Statements of Consolidated Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Statement [Abstract]
Net sales	$ 4,867,650	$ 4,731,470	$ 13,786,371	$ 13,470,272
Cost of goods sold	2,642,096	2,721,066	7,644,305	7,734,393
Gross profit	$ 2,225,554	$ 2,010,404	$ 6,142,066	$ 5,735,879
Percent to net sales	45.70%	42.50%	44.60%	42.60%
Selling, general and administrative expenses	$ 1,345,171	$ 1,273,066	$ 3,920,476	$ 3,795,492
Percent to net sales	27.60%	26.90%	28.40%	28.20%
Other general expense - net	$ 12,032	$ 11,526	$ 18,696	$ 41,495
Amortization	77,548	80,077	234,400	239,019
Interest expense	85,282	92,281	265,474	277,335
Interest and net investment income	(637)	(555)	(1,588)	(2,732)
California litigation expense	(34,667)	136,333	(34,667)	136,333
Other expense (income) - net	30,992	1,723	54,887	(8,688)
Income before income taxes	709,833	415,953	1,684,388	1,257,625
Income taxes	133,395	61,926	391,710	249,867
Net income	$ 576,438	$ 354,027	$ 1,292,678	$ 1,007,758
Net income per share - basic (in dollars per share)	$ 6.28	$ 3.80	$ 14.07	$ 10.82
Net income per share - diluted (in dollars per share)	$ 6.16	$ 3.72	$ 13.82	$ 10.59
Average shares outstanding - basic (in shares)	91,823,573	93,099,714	91,850,565	93,121,900
Average shares and equivalents outstanding - diluted (in shares)	93,604,260	95,135,257	93,510,104	95,170,768