Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Net revenues	$ 5,191.2	$ 4,607.5	$ 3,789.9
Cost of sales	1,911.7	1,742.7	1,457.5
Gross profit	3,279.5	2,864.8	2,332.4
Selling, general and administrative expenses	1,883.1	1,654.6	1,277.8
Income from operations	1,396.4	1,210.2	1,054.6
Interest expense, net	182.1	180.6	111.6
Loss on extinguishment of debt	15.9	0.0	0.9
Other income/(expense), net	0.0	5.1	(1.5)
Earnings before income taxes	1,198.4	1,034.7	940.6
Income taxes	254.0	62.9	282.0
Net earnings	$ 944.4	$ 971.8	$ 658.6
Earnings per share:
Basic (in dollars per share)	$ 9.15	$ 9.51	$ 6.50
Diluted (in dollars per share)	$ 9.05	$ 9.39	$ 6.43
Weighted-average common shares outstanding:
Basic (in shares)	103.2	102.2	101.3
Diluted (in shares)	104.4	103.5	102.5