Detail of Selected Balance Sheet Accounts (Schedule of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 248,246	$ 245,098
Less: Accumulated depreciation	(93,652)	(88,202)
Total property, plant and equipment, net	154,594	156,896
Land
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	22,380	23,545
Building and Improvements
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 120,983	100,901
Building and Improvements | Minimum
Property Plant And Equipment [Line Items]
Asset Lives	3 years
Building and Improvements | Maximum
Property Plant And Equipment [Line Items]
Asset Lives	39 years
Machinery and Equipment
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 100,306	100,922
Machinery and Equipment | Minimum
Property Plant And Equipment [Line Items]
Asset Lives	3 years
Machinery and Equipment | Maximum
Property Plant And Equipment [Line Items]
Asset Lives	15 years
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 3,564	3,852
Furniture and Fixtures | Minimum
Property Plant And Equipment [Line Items]
Asset Lives	3 years
Furniture and Fixtures | Maximum
Property Plant And Equipment [Line Items]
Asset Lives	10 years
Construction in Process
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 1,013	$ 15,878