Note 6 - Fair Value Measurements - Consideration and Methods for Valuing (Details) (Parentheticals) - GMI Subsidiary [Member] |
12 Months Ended |
|---|---|
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Dec. 31, 2022
USD ($)
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| Cash, closing price | $ 1,000,000 |
| Contingent annual payments | $ 4,000,000 |
| Contingent Liability, Percentage of Net Revenue | 5.00% |
| Contingent payments, term (Year) | 7 years |
| Contingent payments, discount rate | 40.80% |
| X | ||||||||||
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Represents annual contingent payments. No definition available.
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| X | ||||||||||
- Definition Represents Contingent Liability, Percentage of Net Revenue. No definition available.
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| X | ||||||||||
- Definition Represents discount rate of contingent payments. No definition available.
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| X | ||||||||||
- Definition Represents term of contingent payments. No definition available.
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| X | ||||||||||
- Details
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