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Other Intangible Assets (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
Other Intangible Assets          
Gross amount $ 2,987,242   $ 2,987,242   $ 3,247,242
Accumulated amortization (1,402,101)   (1,402,101)   (1,163,301)
Net balance 1,585,141   1,585,141   2,083,941
Amortization expense related to intangible assets 105,147 43,705 238,800 83,656  
Future amortization          
2013 238,800   238,800    
2014 392,933   392,933    
2015 317,796   317,796    
2016 317,796   317,796    
2017 317,816   317,816    
Total 1,585,141   1,585,141    
Patents
          
Other Intangible Assets          
Estimated useful life     14 years    
Gross amount 428,806   428,806   428,806
Accumulated amortization (428,806)   (428,806)   (428,806)
Non-compete
          
Other Intangible Assets          
Estimated useful life     5 years    
Gross amount 512,000   512,000   512,000
Accumulated amortization (202,700)   (202,700)   (156,500)
Net balance 309,300   309,300   355,500
Customer list
          
Other Intangible Assets          
Estimated useful life     5 years    
Gross amount 2,046,436   2,046,436   2,306,436
Accumulated amortization (770,595)   (770,595)   (577,995)
Net balance $ 1,275,841   $ 1,275,841   $ 1,728,441