Detail of Selected Balance Sheet Accounts (Schedule of Property, Plant And Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 249,702	$ 248,246
Less: Accumulated depreciation	(104,725)	(93,652)
Total property, plant and equipment, net	144,977	154,594
Land
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	22,107	22,380
Building and Improvements
Property Plant And Equipment [Line Items]
Property, plant and equipment gross	$ 119,512	120,983
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	$ 103,268	100,306
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	$ 3,806	3,564
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	$ 1,009	$ 1,013