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Note 23 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended | 48 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 20, 2020 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2020
Litigation Settlement, Amount Awarded to Other Party | $ 900 |  |  |  |  |  |
Litigation Settlement Reimbursable Percentage of Future Losses | 60.00% |  |  |  |  |  |
Loss Contingency, Estimate of Possible Loss |  | $ 3,100 |  | $ 3,100 |  |  | $ 4,800
Payments for Legal Settlements |  | 200 | $ 100 | 200 | $ 200 | $ 1,500 |
Short Term Investments Fair Value Disclosure |  | 200 |  | 200 |  | 200 |
Restricted Cash |  | 8,630 | $ 9,103 | 8,630 | $ 9,103 | 8,400 |
IWS [Member] |  |  |  |  |  |  |
Restricted Cash |  | 7,700 |  | 7,700 |  | 7,700 |
State and Provincial Regulatory Authorities [Member] |  |  |  |  |  |  |
Restricted Cash |  | 200 |  | 200 |  | 200 |
Third Parties [Member] |  |  |  |  |  |  |
Restricted Cash |  | $ 800 |  | $ 800 |  | $ 500 |

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