STATEMENTS OF CONSOLIDATED INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Net sales	$ 4,146.7	$ 4,040.9
Cost of goods sold	2,257.0	2,305.8
Gross profit	$ 1,889.7	$ 1,735.1
Percent to net sales	45.60%	42.90%
Selling, general and administrative expenses	$ 1,307.6	$ 1,244.0
Percent to net sales	31.50%	30.80%
Other general expense (income) - net	$ 3.7	$ (0.5)
Amortization	78.1	78.8
Interest expense	86.2	91.0
Interest and net investment income	(0.6)	(0.4)
Other expense - net	22.4	23.3
Income before income taxes	392.3	298.9
Income taxes	70.6	53.7
Net income	$ 321.7	$ 245.2
Net income per common share:
Basic (in dollars per share)	$ 3.53	$ 2.67
Diluted (in dollars per share)	$ 3.46	$ 2.62
Weighted average shares outstanding:
Basic (in shares)	91,075,973	91,952,828
Diluted (in shares)	92,859,944	93,668,728