Consolidated Statement of Operations - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Sales
Total sales	$ 6,666.0	$ 6,311.3	$ 5,879.5
Cost of sales
Cost of sales	(3,793.8)	(3,687.1)	(3,404.0)
Gross profit	2,872.2	2,624.2	2,475.5
Selling, general and administrative expenses	(1,599.0)	(1,591.5)	(1,467.4)
Other income (expense) (Note 13)	130.6	80.9	6.3
Interest expense	(73.0)	(76.2)	(71.3)
Income before income taxes	1,330.8	1,037.4	943.1
Income tax provision (Note 14)	(795.3)	(211.7)	(213.4)
Net income	$ 535.5	$ 825.7	$ 729.7
Earnings per share:
Basic (in dollars per share)	$ 4.27	$ 6.42	$ 5.60
Diluted (in dollars per share)	$ 4.21	$ 6.35	$ 5.56
Weighted average outstanding shares:
Basic (in shares)	125.4	128.4	130.2
Diluted (in shares)	126.9	129.9	131.1
Products and solutions
Sales
Total sales	$ 5,930.5	$ 5,628.9	$ 5,239.3
Cost of sales
Cost of sales	(3,338.6)	(3,254.3)	(2,982.1)
Services
Sales
Total sales	735.5	682.4	640.2
Cost of sales
Cost of sales	$ (455.2)	$ (432.8)	$ (421.9)