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Other Intangible Assets (Schedule of Other Intangible Assets) (Details) (USD $)
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3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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Dec. 31, 2011
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| Other Intangible Assets | |||||
| Gross Carrying Amount | $ 3,352,014 | $ 3,352,014 | $ 3,248,445 | ||
| Accumulated Amortization | 1,433,311 | 1,433,311 | 1,205,233 | ||
| Net Carrying Amount | 1,918,703 | 1,918,703 | 2,043,212 | ||
| Amortization expense | 76,026 | 71,376 | 228,078 | 205,416 | |
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Acquired Intangibles [Member]
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|||||
| Other Intangible Assets | |||||
| Gross Carrying Amount | 2,405,300 | 2,405,300 | 2,405,300 | ||
| Accumulated Amortization | 1,182,839 | 1,182,839 | 999,761 | ||
| Net Carrying Amount | 1,222,461 | 1,222,461 | 1,405,539 | ||
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Acquired Intangibles [Member] | Minimum [Member]
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| Other Intangible Assets | |||||
| Useful Life | 5 years | ||||
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Acquired Intangibles [Member] | Maximum [Member]
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|||||
| Other Intangible Assets | |||||
| Useful Life | 10 years | ||||
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Patent Application Costs [Member]
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|||||
| Other Intangible Assets | |||||
| Gross Carrying Amount | 946,714 | 946,714 | 843,145 | ||
| Accumulated Amortization | 250,472 | 250,472 | 205,472 | ||
| Net Carrying Amount | $ 696,242 | $ 696,242 | $ 637,673 | ||
| Useful Life | 11 years 8 months 22 days | ||||
| Useful Life | Varied | ||||