Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2016

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

	2016 Quarters
(in millions, except per share amounts)	First		Second		Third		Fourth	2016
Sales	$	1,426.6	$	1,440.3	$	1,474.0	1,538.6	$	5,879.5
Gross profit	612.7		594.1		616.8		651.9	2,475.5
Income before income taxes	236.9		217.0		252.3		236.9	943.1
Net income	185.5		168.0		191.0		185.2	729.7
Earnings per share:
Basic	1.41		1.29		1.47		1.44	5.60
Diluted	1.40		1.28		1.46		1.43	5.56

	2015 Quarters
(in millions, except per share amounts)	First		Second		Third		Fourth		2015
Sales	$	1,574.4	$	1,550.8	$	1,575.2	$	1,607.5	$	6,307.9
Gross profit	687.5		673.2		678.2		664.2		2,703.1
Income before income taxes	287.5		276.5		284.6		278.9		1,127.5
Net income	214.2		206.0		206.1		201.3		827.6
Earnings per share:
Basic	1.58		1.53		1.53		1.51		6.15
Diluted	1.56		1.51		1.52		1.50		6.09

Note: The sum of the quarterly per share amounts will not necessarily equal the annual per share amounts presented.