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Note 6 - Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | Weighted Average |  |  |  |  |  |  | Accumulated |  |  | Carrying |
Intangible Assets |  | Amortization Period |  |  | Cost |  |  | Amortization |  |  | Amount |
Patents , Copyrights and |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intellectual Property |  |  | 18 |  |  |  | 839,831 |  |  |  | 177,669 |  |  |  | 662,162 |
Licensing Agreement |  |  | 5 |  |  |  | 10,000 |  |  |  | 10,000 |  |  |  | 0 |
Certifications |  |  | 3 |  |  |  | 58,722 |  |  |  | 58,722 |  |  |  | 0 |
Other |  |  | 5 |  |  |  | 21,492 |  |  |  | 21,492 |  |  |  | 0 |
Totals |  |  |  |  |  | $ | 930,045 |  |  | $ | 267,883 |  |  | $ | 662,162 |
|  | Weighted Average |  |  |  |  |  |  | Accumulated |  |  | Carrying |
Intangible Assets |  | Amortization Period |  |  | Cost |  |  | Amortization |  |  | Amount |
Patents , Copyrights and |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intellectual property |  |  | 18 |  |  |  | 396,757 |  |  |  | 143,133 |  |  |  | 253,624 |
Licensing agreement |  |  | 5 |  |  |  | 10,000 |  |  |  | 10,000 |  |  |  | 0 |
Certifications |  |  | 3 |  |  |  | 58,722 |  |  |  | 58,722 |  |  |  | 0 |
Other |  |  | 5 |  |  |  | 21,492 |  |  |  | 21,492 |  |  |  | 0 |
Totals |  |  |  |  |  | $ | 486,971 |  |  | $ | 233,347 |  |  | $ | 253,624 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Year Ended |  |  |  |
2018 |  | $ | 56,533 |
2019 |  |  | 56,533 |
2020 |  |  | 56,533 |
2021 |  |  | 56,533 |
2022 |  |  | 56,533 |
Thereafter |  |  | 379,497 |
Total |  | $ | 662,162 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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