Note 6 - Acquisition of OCL Technologies Corp. (Details Textual) - USD ($)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	$ 1,380,427
Warrants and Rights Outstanding	414,128
Impairment of Intangible Assets (Excluding Goodwill), Total	$ 1,966,939
OCL Technologies Corp [Member]
Business Acquisition, Percentage of Voting Interests Acquired	100.00%
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares)	12,500,000
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	$ 1,380,427
Warrants and Rights Outstanding	414,128
OCL Technologies Corp [Member] \| Warrants Issued in Connection With Business Acquisition [Member]
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	$ 414,128
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	12,500,000
Warrants and Rights Outstanding	$ 414,128
Class of Warrant or Right, Outstanding (in shares)	12,500,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	$ 0.001
Warrants and Rights Outstanding, Term (Year)	5 years

Number of shares of equity interests issued or issuable to acquire entity.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Exercise price per share or per unit of warrants or rights outstanding.

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