Detail Of Selected Balance Sheet Accounts (Schedule Of Property, Plant And Equipment) (Details) (USD $) In Thousands, unless otherwise specified							12 Months Ended				12 Months Ended				12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012 Land [Member]	Sep. 30, 2011 Land [Member]	Sep. 30, 2012 Building And Improvements [Member]	Sep. 30, 2011 Building And Improvements [Member]	Sep. 30, 2012 Building And Improvements [Member] Maximum [Member]	Sep. 30, 2012 Building And Improvements [Member] Minimum [Member]	Sep. 30, 2012 Machinery And Equipment [Member]	Sep. 30, 2011 Machinery And Equipment [Member]	Sep. 30, 2012 Machinery And Equipment [Member] Maximum [Member]	Sep. 30, 2012 Machinery And Equipment [Member] Minimum [Member]	Sep. 30, 2012 Furniture And Fixtures [Member]	Sep. 30, 2011 Furniture And Fixtures [Member]	Sep. 30, 2012 Furniture And Fixtures [Member] Maximum [Member]	Sep. 30, 2012 Furniture And Fixtures [Member] Minimum [Member]	Sep. 30, 2012 Construction In Process [Member]	Sep. 30, 2011 Construction In Process [Member]	Sep. 30, 2012 Assets Under Capital Leases [Member]	Sep. 30, 2011 Assets Under Capital Leases [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 157,368	$ 130,245	$ 24,766	$ 7,640	$ 55,431	$ 54,321			$ 67,007	$ 62,456			$ 2,940	$ 3,203			$ 7,224	$ 2,625	$ 1,800	$ 2,900
Less: Accumulated depreciation	(78,716)	(70,608)																	(1,000)	(1,400)
Total property, plant and equipment, net	$ 78,652	$ 59,637
Asset Life							39 years	3 years			15 years	3 years			10 years	3 years