Condensed Consolidated Statements of Earnings (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Statement [Abstract]
Net revenues	$ 1,159,912	$ 945,144	$ 3,380,888	$ 2,779,125
Cost of sales	433,492	366,651	1,281,204	1,073,593
Gross profit	726,420	578,493	2,099,684	1,705,532
Selling, general and administrative expenses	415,673	311,103	1,236,423	940,073
Income from operations	310,747	267,390	863,261	765,459
Interest expense, net	45,523	26,800	137,201	81,076
Other income/(expense), net	(659)	(534)	5,263	(1,997)
Earnings before income taxes	264,565	240,056	731,323	682,386
Income taxes	74,292	72,977	203,423	205,822
Net earnings	$ 190,273	$ 167,079	$ 527,900	$ 476,564
Net earnings per share:
Basic (in dollars per share)	$ 1.86	$ 1.65	$ 5.17	$ 4.71
Diluted (in dollars per share)	$ 1.84	$ 1.63	$ 5.11	$ 4.65
Weighted average common shares outstanding:
Basic (in shares)	102,303	101,372	102,091	101,231
Diluted (in shares)	103,680	102,522	103,397	102,424
Dividends declared per common share (in usd per share)	$ 0.35	$ 0.30	$ 1.05	$ 0.90