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v3.21.1

Note R - Equity - Valuation Assumptions for Warrants (Details) - Referral Fee Warrants [Member] | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Measurement Input, Risk Free Interest Rate [Member] |  |
Warrant measurement input | 0.0033 | 0.0182
Measurement Input, Share Price [Member] |  |
Warrant measurement input | 9.25 | 12
Measurement Input, Expected Term [Member] |  |
Warrant measurement input | 5 | 5
Measurement Input, Price Volatility [Member] |  |
Warrant measurement input | 1.1 | 0.83

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- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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