Goodwill and Intangible Assets (Details 2) (USD $)	3 Months Ended		6 Months Ended					6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended			6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Jun. 30, 2013 Patents	Dec. 31, 2012 Patents	Jun. 30, 2013 Patents Minimum	Dec. 31, 2012 Patents Minimum	Jun. 30, 2013 Patents Maximum	Dec. 31, 2012 Patents Maximum	Jun. 30, 2013 Trademarks and trade names	Dec. 31, 2012 Trademarks and trade names	Jun. 30, 2013 Trademarks and trade names Minimum	Dec. 31, 2012 Trademarks and trade names Minimum	Jun. 30, 2013 Trademarks and trade names Maximum	Dec. 31, 2012 Trademarks and trade names Maximum	Jun. 30, 2013 Developed technology	Dec. 31, 2012 Developed technology	Jun. 30, 2013 Customer relationships	Dec. 31, 2012 Customer relationships	Jun. 30, 2013 Other intangibles	Dec. 31, 2012 Other intangibles
Other Intangible Assets
Cost	$ 14,473,528		$ 14,473,528		$ 14,198,423	$ 1,579,021	$ 1,485,164					$ 4,244,389	$ 4,295,181					$ 7,311,550	$ 7,424,680	$ 855,050	$ 868,280	$ 483,518	$ 125,118
Accumulated Amortization	(2,390,654)		(2,390,654)		(1,816,809)	(451,105)	(428,409)					(711,200)	(608,861)					(1,015,493)	(618,723)	(118,757)	(72,357)	(94,099)	(88,459)
Net	12,082,874		12,082,874		12,381,614	1,127,916	1,056,755					3,533,189	3,686,320					6,296,057	6,805,957	736,293	795,923	389,419	36,659
Estimated Useful Lives								10 years	10 years	17 years	17 years			5 years	5 years	20 years	20 years	9 years	9 years	9 years	9 years	7 years	3 years 9 months
Total amortization expense	293,548	289,419	582,302	305,261
Estimated amortization expense related to the intangible assets
2013	590,073		590,073
2014	1,162,918		1,162,918
2015	1,158,265		1,158,265
2016	1,141,667		1,141,667
2017	1,130,175		1,130,175
2018 and thereafter	$ 5,888,469		$ 5,888,469