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Note 7 - Intangible Assets (Tables) | 9 Months Ended | 12 Months Ended
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Sep. 30, 2024 | Dec. 31, 2023
Notes Tables |  |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | September 30, 2024 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |  |  | Weighted Average Life |
Unamortized intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BNA software |  | $ | 1,109 |  |  | $ | - |  |  | $ | 1,109 |  |  |  | - |
Total intangible assets |  | $ | 1,109 |  |  | $ | - |  |  | $ | 1,109 |  |  |  | - |
|  | December 31, 2023 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |  |  | Weighted Average Life |
Unamortized intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BNA software |  | $ | 386 |  |  | $ | - |  |  | $ | 386 |  |  |  | n/a |
Total intangible assets |  | $ | 386 |  |  | $ | - |  |  | $ | 386 |  |  |  |  |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 + Details
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