Note 7 - Commitments and Contingencies	9 Months Ended
Sep. 30, 2021
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	7. COMMITMENTS AND CONTINGENCIES The SEC conducted a non-public investigation since August 2016 to determine whether there had been violations of the federal securities laws relating to the trading of the Company’s securities and/or its public disclosures. On September 30, 2021, the Company was notified by the SEC that it had concluded its investigation and does not intend to recommend an enforcement action.

The entire disclosure for commitments and contingencies.

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