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Critical Accounting Policies (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, net | $ 5,605,667 | $ 6,009,729
Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful life | 2 years |
Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful life | 18 years |
Patents |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful life | 17 years |
Patents | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful life | 8 years |
Patents | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful life | 17 years |

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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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