Pension Plans (Accounting For The Pension Plans) (Details)	12 Months Ended
	Sep. 30, 2011		Sep. 30, 2010		Sep. 30, 2009
U.S. Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average assumptions used to determine benefit obligations at September 30 measurement date, Discount rate	4.50%		5.00%		5.50%
Weighted average assumptions used to determine net periodic pension cost for fiscal years ended September 30, Discount rate	5.00%		5.50%		7.50%
Weighted average assumptions used to determine net periodic pension cost for fiscal years ended September 30, Rate of return on plan assets	7.25%		7.50%		7.50%
International Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average assumptions used to determine benefit obligations at September 30 measurement date, Discount rate	4.80%		4.00%		5.10%
Weighted average assumptions used to determine benefit obligations at September 30 measurement date, Rate of increase in future compensation	3.00%	[1]	2.10%	[1]	2.10%	[1]
Weighted average assumptions used to determine net periodic pension cost for fiscal years ended September 30, Discount rate	4.00%		5.10%		5.70%
Weighted average assumptions used to determine net periodic pension cost for fiscal years ended September 30, Rate of increase in future compensation	2.70%		2.10%		2.20%
Weighted average assumptions used to determine net periodic pension cost for fiscal years ended September 30, Rate of return on plan assets	5.60%		6.10%		6.20%
Frozen Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average assumptions used to determine benefit obligations at September 30 measurement date, Rate of increase in future compensation	0.00%
Non - U.S. Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Weighted average assumptions used to determine benefit obligations at September 30 measurement date, Rate of increase in future compensation	2.70%		2.70%

[1] The rate of increase in future compensation is weighted for all plans, ongoing and frozen (with a 0% increase for frozen plans). The weighted rate of increase for ongoing non-U.S. plans was 2.7% at September 30, 2011 and 2010.