Note 3 - Summary of Significant Accounting Policies (Details Textual) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
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Apr. 27, 2020
USD ($)
|
Sep. 30, 2020
shares
|
Sep. 30, 2020
USD ($)
shares
|
Sep. 30, 2019
USD ($)
|
Dec. 31, 2019
USD ($)
|
|
| Number of Operating Segments | 2 | ||||
| Accounts Receivable, Allowance for Credit Loss, Ending Balance | $ 10,000 | $ 10,000 | |||
| Proceeds from Notes Payable, Total | $ 276,180 | ||||
| Options and Warrants [Member] | |||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares | 7,477,171 | 5,004,415 | |||
| Paycheck Protection Program CARES Act [Member] | |||||
| Proceeds from Notes Payable, Total | $ 276,000 | ||||
| Minimum [Member] | |||||
| Property, Plant and Equipment, Useful Life (Year) | 2 years | ||||
| Maximum [Member] | |||||
| Property, Plant and Equipment, Useful Life (Year) | 7 years | ||||
| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The cash inflow from a borrowing supported by a written promise to pay an obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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