Restructuring Charges (Restructuring And Other Charges Reserve Activity) (Details) (USD $) In Thousands	12 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2009
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 1,165	$ 15,775	$ 17,684
Charges to operations			22,671
Cash disbursements	(502)	(14,510)	(24,701)
Foreign currency impact	3	(100)	121
Ending Balance	666	1,165	15,775
Employee Severance And Related Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance		11,796	5,505
Charges to operations			21,872
Cash disbursements		(11,710)	(16,036)
Foreign currency impact		(86)	455
Ending Balance			11,796
Facility Closures And Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	1,165	3,979	12,179
Charges to operations			799
Cash disbursements	(502)	(2,800)	(8,665)
Foreign currency impact	3	(14)	(334)
Ending Balance	$ 666	$ 1,165	$ 3,979