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Goodwill and Other Intangible Assets Intangible Amortization Expense (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Intangible Asset Amortization Expense By Category [Line Items]      
Amortization of Intangible Assets $ 605,200 $ 605,200 $ 605,200
Cost of Sales [Member]      
Intangible Asset Amortization Expense By Category [Line Items]      
Amortization of Intangible Assets 309,100 316,800 390,000
General and Administrative Expense [Member]      
Intangible Asset Amortization Expense By Category [Line Items]      
Amortization of Intangible Assets 180,000 180,000 180,000
Research and Development Expense [Member]      
Intangible Asset Amortization Expense By Category [Line Items]      
Amortization of Intangible Assets $ 116,100 $ 108,400 $ 35,200