Property, Plant And Equipment (Schedule Of Property, Plant And Equipment) (Details) (USD $)													12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Land [Member]	Dec. 31, 2011 Land [Member]	Dec. 31, 2012 Building And Improvements [Member]	Dec. 31, 2011 Building And Improvements [Member]	Dec. 31, 2012 Machinery And Equipment [Member]	Dec. 31, 2011 Machinery And Equipment [Member]	Dec. 31, 2012 Furniture And Fixtures [Member]	Dec. 31, 2011 Furniture And Fixtures [Member]	Dec. 31, 2012 Construction In Progress [Member]	Dec. 31, 2011 Construction In Progress [Member]	Dec. 31, 2012 Minimum [Member] Building And Improvements [Member]	Dec. 31, 2012 Minimum [Member] Machinery And Equipment [Member]	Dec. 31, 2012 Minimum [Member] Furniture And Fixtures [Member]	Dec. 31, 2012 Maximum [Member] Building And Improvements [Member]	Dec. 31, 2012 Maximum [Member] Machinery And Equipment [Member]	Dec. 31, 2012 Maximum [Member] Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 40,433,253	$ 39,642,298	$ 3,135,351	$ 3,114,330	$ 8,858,976	$ 8,779,969	$ 23,247,888	$ 23,266,325	$ 3,644,306	$ 3,966,579	$ 1,546,732	$ 515,095
Less accumulated depreciation	(25,958,340)	(25,623,279)
Property, plant and equipment, net	$ 14,474,913	$ 14,019,019
Estimated useful life													7 years	3 years	5 years	40 years	15 years	10 years