Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Net sales	$ 3,876,411	$ 3,932,565	$ 3,938,317
Cost of goods sold	1,965,869	1,988,152	1,973,422
Gross profit	1,910,542	1,944,413	1,964,895
Selling, general and administrative expenses	1,452,751	1,484,209	1,463,619
Restructuring	(682)	33,615	22,679
Operating earnings	458,473	426,589	478,597
Interest expense	96,309	98,162	132,899
Earnings before provision for income taxes	362,164	328,427	345,698
Provision for income taxes	90,541	70,380	130,622
Net earnings	$ 271,623	$ 258,047	$ 215,076
Earnings per share:
Basic	$ 2.27	$ 2.09	$ 1.56
Diluted	$ 2.26	$ 2.08	$ 1.56
Weighted average shares:
Basic	119,636	123,190	137,533
Diluted	120,283	123,832	138,176