CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Millions	12 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2013 USD ($)
OPERATING ACTIVITIES
NET INCOME	$ 188.1	$ 177.4	$ 148.5
ADJUSTMENTS TO RECONCILE NET INCOME TO NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES
Depreciation and amortization	69.8	76.3	75.6
(Gain) loss on derivative instruments and foreign currency transactions	16.2	2.8	12.0
Deferred income taxes	1.9	(13.8)	(2.7)
Share-based compensation expense	13.7	12.2	12.8
Other adjustments	0.5	(1.3)	0.6
TOTAL ADJUSTMENTS TO RECONCILE NET INCOME TO OPERATING CASH FLOWS	102.1	76.2	98.3
CHANGES IN ASSETS AND LIABILITIES
Accounts receivable	(49.9)	20.5	(13.2)
Inventories	(23.8)	(24.9)	(26.8)
Trade accounts payable	11.2	(9.5)	16.4
Other current and non-current assets	(11.4)	2.9	(15.3)
Other current and non-current liabilities	20.4	14.3	30.5
Current income taxes	2.5	(8.5)	(6.4)
EFFECT OF CHANGES IN ASSETS AND LIABILITIES ON OPERATING CASH FLOWS	(51.0)	(5.2)	(14.8)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	239.2	248.4	232.0
INVESTING ACTIVITIES
Investment in property, plant and equipment	(52.8)	(93.7)	(70.7)
Proceeds from sale of property, plant and equipment	0.9	1.1	0.1
Purchase of intangible assets	(0.5)	(0.5)	(1.2)
Acquisition of businesses, net of cash acquired	(18.5)	0.0	(35.0)
Sale of businesses, net of cash sold	0.0	11.5	0.0
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES	(70.9)	(81.6)	(106.8)
FINANCING ACTIVITIES
Repayments of short-term and long-term debt	(0.1)	0.0	(0.1)
Purchase of treasury stock	(5.2)	(14.8)	(42.9)
Purchase of shares from noncontrolling interest	0.0	0.0	(1.4)
Dividend distributions to noncontrolling interest	(1.3)	(1.5)	(1.4)
Common shares issued under share based compensation plans	4.2	6.8	7.9
Tax effect of common shares issued under share based compensation plans	(10.2)	(0.5)	(0.2)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	(12.6)	(10.0)	(38.1)
CHANGE IN CASH AND CASH EQUIVALENTS	155.7	156.8	87.1
Effect of exchange rate change on cash and cash equivalents	(20.7)	(15.7)	3.5
Cash and cash equivalents at beginning of period	382.8	241.7	151.1
CASH AND CASH EQUIVALENTS AT END OF PERIOD	517.8	382.8	241.7
SUPPLEMENTAL INFORMATION
Interest paid	3.7	2.7	2.8
Interest capitalized	0.3	0.4	0.2
Income taxes paid	40.3	60.3	65.7
ACQUISITION OF BUSINESS
Current assets	3.7	0.0	5.2
Non-current assets	25.1	0.0	61.2
Current liabilities	(4.8)	0.0	(7.8)
Non-current liabilities	(5.4)	0.0	(12.0)
Consideration transferred	18.6	0.0	46.6
Cash paid	(18.6)	0.0	(36.7)
Settlement of balances	0.0	0.0	(4.5)
Fair value of liabilities incurred	$ 0.0	$ 0.0	$ 5.4