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Other Intangible Assets (Schedule of Other Intangible Assets) (Details) (USD $)
 6 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Other Intangible Assets    
Gross Carrying Amount $ 3,414,520 $ 3,362,014
Accumulated Amortization 1,677,589 1,509,337
Net Carrying Amount 1,736,931 1,852,677
Acquired Intangibles [Member]
    
Other Intangible Assets    
Gross Carrying Amount 2,405,300 2,405,300
Accumulated Amortization 1,365,917 1,243,865
Net Carrying Amount 1,039,383 1,161,435
Acquired Intangibles [Member] | Minimum [Member]
    
Other Intangible Assets    
Useful Life 5 years  
Acquired Intangibles [Member] | Maximum [Member]
    
Other Intangible Assets    
Useful Life 10 years  
Patent Application Costs [Member]
    
Other Intangible Assets    
Gross Carrying Amount 1,009,220 956,714
Accumulated Amortization 311,672 265,472
Net Carrying Amount $ 697,548 $ 691,242
Useful Life 9 years 9 months 13 days  
Useful Life Varied [1]  
[1] patent rights are amortized over their expected useful life which is generally the legal life of the patent. As of June 30, 2013, the weighted average remaining useful life of these assets in service was approximately 9.8 years.