Condensed Consolidated Statements of Earnings (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Condensed Consolidated Statements of Earnings (unaudited) [Abstract]
Net sales	$ 945,144	$ 883,933	$ 2,779,125	$ 2,638,755
Cost of sales	366,651	350,450	1,073,593	1,053,200
Gross profit	578,493	533,483	1,705,532	1,585,555
Selling, general and administrative expenses	311,103	283,112	940,073	836,314
Income from operations	267,390	250,371	765,459	749,241
Interest expense, net	26,800	20,369	81,076	60,382
Loss on extinguishment of debt	871	0	871	0
Other income/(expense), net	337	251	(1,126)	(1,948)
Earnings before income taxes	240,056	230,253	682,386	686,911
Income taxes	72,977	69,836	205,822	199,441
Net earnings	$ 167,079	$ 160,417	$ 476,564	$ 487,470
Earnings per share:
Basic (in dollars per share)	$ 1.65	$ 1.59	$ 4.71	$ 4.85
Diluted (in dollars per share)	$ 1.63	$ 1.58	$ 4.65	$ 4.80
Weighted average common shares outstanding:
Basic (in shares)	101,372	100,681	101,231	100,545
Diluted (in shares)	102,522	101,607	102,424	101,512
Dividends declared per common share (in dollars per share)	$ 0.30	$ 0.25	$ 0.90	$ 0.75