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Property, Plant and Equipment (Details) (USD $)	Sep. 30, 2014	Sep. 30, 2013
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 14,038,000us-gaap_PropertyPlantAndEquipmentGross	$ 12,203,000us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation	(7,520,000)	(7,429,000)
Property, Plant and Equipment, net	6,518,000us-gaap_PropertyPlantAndEquipmentNet	4,774,000us-gaap_PropertyPlantAndEquipmentNet
Land [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	187,000	186,000
Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,131,000	3,410,000
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	9,771,000	7,702,000
Office furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	896,000	852,000
Transportation Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 53,000	$ 53,000