Consolidated Statements of Earnings - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Income Statement [Abstract]
Net sales	$ 3,514,330	$ 3,876,411	$ 3,932,565
Cost of goods sold	1,798,736	1,965,869	1,988,152
Gross profit	1,715,594	1,910,542	1,944,413
Selling, general and administrative expenses	1,442,809	1,452,751	1,484,209
Restructuring	14,025	(682)	33,615
Operating earnings	258,760	458,473	426,589
Interest expense	98,793	96,309	98,162
Earnings before provision for income taxes	159,967	362,164	328,427
Provision for income taxes	46,722	90,541	70,380
Net earnings	$ 113,245	$ 271,623	$ 258,047
Earnings per share:
Basic	$ 0.99	$ 2.27	$ 2.09
Diluted	$ 0.99	$ 2.26	$ 2.08
Weighted average shares:
Basic	113,881	119,636	123,190
Diluted	114,680	120,283	123,832