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Note 14 - Subsequent Events (Details Textual) - Subsequent Event [Member] - USD ($) | 1 Months Ended |
--- | --- | ---
Aug. 19, 2020 | Jul. 31, 2020 | Jul. 17, 2020
Common Stock [Member] |  |  |
Conversion of Stock, Shares Issued (in shares) | 276,600 |  |
Stock Issued During Period, Shares, Issued for Interest (in shares) | 11,000 |  |
Convertible Preferred Stock [Member] |  |  |
Conversion of Stock, Shares Converted (in shares) | 27,660 |  |
Interest Rate on Convertible Shares | 8.00% |  |
Warrants Issued in Conjuction With Equity Financing [Member] | Tradigital Marketing Group [Member] |  |  |
Class of Warrant or Right, Exercised During Period (in shares) |  | 250,000 |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) |  | 171,000 |
Warrants Issued in Conjuction With Equity Financing [Member] | Garden State Securities [Member] |  |  |
Class of Warrant or Right, Exercised During Period (in shares) |  | 250,000 |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) |  | 161,000 |
PNC Agreements [Member] | PNC [Member] |  |  |
Minimum Commitmnet for Equity Funding |  |  | $ 3,000,000

X
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 + Details
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