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Note 13 - Subsequent Events (Details Textual) - USD ($) | Jan. 26, 2023 | Mar. 07, 2023 | Mar. 03, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Common Class A [Member] |  |  |  |  |
Common Stock, Shares, Outstanding, Ending Balance (in shares) |  |  |  | 11,655,583 | 11,599,720
Subsequent Event [Member] |  |  |  |  |
Stock Redeemed or Called During Period, Shares (in shares) | 11,037,272 |  |  |  |
Common Stock, Redemption Price Per Share (in dollars per share) | $ 10.33 |  |  |  |
Subsequent Event [Member] | Murphy Canyon Acquisition Sponsor, LLC [Member] |  |  |  |  |
Debt Instrument, Face Amount |  | $ 1,500,000 |  |  |
Subsequent Event [Member] | Murphy Canyon Acquisition Sponsor, LLC [Member] |  |  |  |  |
Notes Receivable, Related Parties, Current |  |  | $ 300,000 |  |
Subsequent Event [Member] | Murphy Canyon Acquisition Sponsor, LLC [Member] | Maximum [Member] |  |  |  |  |
Notes Receivable, Related Parties, Current |  |  | $ 1,500,000 |  |
Subsequent Event [Member] | Common Class A [Member] |  |  |  |  |
Common Stock, Shares, Outstanding, Ending Balance (in shares) | 2,187,728 |  |  |  |

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