Note 13 - Related Party Transaction (Details Textual) - USD ($) |
12 Months Ended | |
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Dec. 31, 2021 |
Dec. 31, 2020 |
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Vice President [Member] | Consulting Services [Member] | Research and Development Expense [Member] | ||
Related Party Transaction, Amounts of Transaction | $ 149,000 | $ 235,000 |
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- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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- Details
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- Details
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