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Intangible Assets (Schedule of Other Intangible Assets) (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Other Intangible Assets    
Gross Carrying Amount $ 33,358,113 $ 33,318,987
Accumulated Amortization 4,868,480 3,716,396
Net Carrying Amount 28,489,633 29,602,591
Acquired intangibles - customer lists and non-compete agreements [Member]
    
Other Intangible Assets    
Gross Carrying Amount 1,997,300 1,997,300
Accumulated Amortization 1,390,895 1,343,819
Net Carrying Amount 606,405 653,481
Acquired intangibles - customer lists and non-compete agreements [Member] | Minimum [Member]
    
Other Intangible Assets    
Useful Life 5 years  
Acquired intangibles - customer lists and non-compete agreements [Member] | Maximum [Member]
    
Other Intangible Assets    
Useful Life 10 years  
Acquired intangibles-patents and patent rights [Member]
    
Other Intangible Assets    
Gross Carrying Amount 30,356,567 [1] 30,356,164 [1]
Accumulated Amortization 3,122,461 [1] 2,042,083 [1]
Net Carrying Amount 27,234,106 [1] 28,314,081 [1]
Useful Life 6 years 6 months  
Patent application costs [Member]
    
Other Intangible Assets    
Gross Carrying Amount 1,004,246 [2] 965,523 [2]
Accumulated Amortization 355,124 [2] 330,494 [2]
Net Carrying Amount $ 649,122 [2] $ 635,029 [2]
Useful Life 8 years 10 months 24 days  
[1] acquired patents and patent rights are amortized over their expected useful life which is generally the remaining legal life of the patent. As of March 31, 2014, the weighted average remaining useful life of these assets in service was approximately 6.5 years.
[2] patent application costs are amortized over their expected useful life which is generally the remaining legal life of the patent. As of March 31, 2014, the weighted average remaining useful life of these assets in service was approximately 8.9 years.Intangible asset amortization expense for the three months ended March 31, 2014 amounted to $1,152,084 ($84,126 - 2013).