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Note 10 - Related Party Transactions (Details Textual) - USD ($) | Mar. 25, 2020 | Mar. 31, 2020 | Feb. 14, 2020 | Dec. 31, 2019 | Nov. 11, 2015
--- | --- | --- | --- | --- | ---
Due to Related Parties, Current, Total |  | $ 66,466 |  | $ 188,737 |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  | $ 0.65 |  | $ 3.60
Technology Transfer Institute [Member] | Sales Incentive Agreement With TTI [Member] |  |  |  |  |
Related Party Agreement, Term (Year) | 1 year |  |  |  |
Related Party Agreement, Term, Automatic Extension (Year) | 1 year |  |  |  |
Related Party Transaction, Maximum Revenue to Trigger Payment of Sales Incentive Fee | $ 20,000,000 |  |  |  |
Related Party Transaction, Revenue to Trigger Payment of Sales Incentive Fee, Percent of Net Income, Minimum | 20.00% |  |  |  |
Related Party Transaction, Sales Incentive Fee For Each 5 Million Revenue | $ 500,000 |  |  |  |
Stock Issuable for Sales Incentive Fee Per Each 5 Million Revenue (in shares) | 500,000 |  |  |  |
Related Party Transaction, Maximum Revenue, Warrants Issuable | $ 25,000,000 |  |  |  |
Technology Transfer Institute [Member] | Sales Incentive Agreement With TTI [Member] | Maximum [Member] |  |  |  |  |
Stock Issuable for Sales Incentive Agreement (in shares) | 2,000,000 |  |  |  |
Technology Transfer Institute [Member] | Sales Incentive Agreement With TTI [Member] | Warrants Issuable for Each 1 Million Revenue in Excess of 20 Million [Member] |  |  |  |  |
Warrants and Rights Outstanding, Term (Year) | 5 years |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | 100,000 |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 1.50 |  |  |  |
Technology Transfer Institute [Member] | Sales Incentive Agreement With TTI [Member] | Warrants Issuable for Sales Incentive Agreement [Member] | Maximum [Member] |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | 500,000 |  |  |  |
Accounts Payable [Member] | Mr. Wong Kwok Fong [Member] |  |  |  |  |
Due to Related Parties, Current, Total |  | 66,466 |  | 74,737 |
Accrued Liabilities (Other) [Member] | Mr. Michael DePasquale [Member] |  |  |  |  |
Due to Related Parties, Current, Total |  | $ 0 |  | $ 114,000 |

X
- Definition The length of time of the agreement between two or more related parties. + References No definition available. + Details
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- Definition The length of time the related party agreement is automatically extended for at the end of its term unless otherwise terminated. + References No definition available. + Details
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- Definition The maximum agreed upon revenue generated under the related party agreement which may trigger the payment of a sales incentive fee. + References No definition available. + Details
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- Definition The maximum revenue for warrant issuable to a related party pursuant to the agreement. + References No definition available. + Details
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- Definition The minimum percent of net income which the revenue generated under the related party agreement must amount to. + References No definition available. + Details
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- Definition The number of shares issuable pursuant to the sales incentive agreement. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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