GOODWILL AND OTHER INTANGIBLES (Details) - Ending balance of intangible assets (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Sep. 30, 2013
Cost	$ 615.6	$ 613.7
Accumulated Amortization	521.1	483.1
Net	94.5	130.6
Patents [Member]
Cost	377.4	376.1
Accumulated Amortization	350.3	334.1
Net	27.1	42.0
Developed Technology [Member]
Cost	131.0	129.1
Accumulated Amortization	90.9	79.9
Net	40.1	49.2
Contracts [Member]
Cost	20.1	20.1
Accumulated Amortization	19.1	18.6
Net	1.0	1.5
Reacquired Rights [Member]
Cost	13.4	14.7
Accumulated Amortization	4.8	5.2
Net	8.6	9.5
Customer Relationship [Member]
Cost	61.2	61.2
Accumulated Amortization	49.1	40.1
Net	12.1	21.1
Trademark [Member]
Cost	12.5	12.5
Accumulated Amortization	6.9	5.2
Net	$ 5.6	$ 7.3