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Note 23 - Share-based Compensation Expenses (Details Textual) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 31, 2021 | Mar. 31, 2021 | Mar. 31, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2022 | Dec. 31, 2021
Share-based Payment Arrangement, Expense |  |  |  | $ 6,757 | $ 68 | $ 6,857 | $ 1,987 |  |
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total |  |  |  | 210 |  | 210 |  |  |
Forecast [Member] |  |  |  |  |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  |  |  |  |  | $ 40 | $ 170
Restricted Stock [Member] | Management Consulting and Advisory Service Providers [Member] |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  |  | 430 |  |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  |  | $ 60 |  | $ 80 |  |
Shares Issued, Price Per Share (in dollars per share) |  |  |  |  | $ 1.11 |  | $ 1.11 |  |
Management Consulting and Advisory Service Term (Year) |  |  | 2 years |  |  |  |  |  |
Issuance of Stock and Warrants for Services or Claims |  |  |  |  |  |  | $ 480 |  |
The 2020 Omnibus Securities and Incentive Plan, Second Issuance [Member] | Restricted Stock [Member] | Independent Director [Member] |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) | 3,990 |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) | $ 1.67 |  |  |  |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  | 6,660 |  | 6,660 |  |  |
The 2020 Omnibus Securities and Incentive Plan [Member] | Restricted Stock [Member] |  |  |  |  |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  | 80 |  | 150 |  |  |
The 2020 Omnibus Securities and Incentive Plan [Member] | Restricted Stock [Member] | Independent Director [Member] |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  | 30 |  |  |  |  |  |  |
Share-based Payment Arrangement, Expense |  |  |  | $ 20 |  | $ 50 |  |  |
Shares Issued, Price Per Share (in dollars per share) |  | $ 3.13 |  |  |  |  |  |  |
The 2015 Omnibus Securities and Incentive Plan [Member] | Restricted Stock [Member] | Management and Employees [Member] |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) |  |  |  |  |  |  | 1,630 |  |
Share-based Payment Arrangement, Expense |  |  |  |  | $ 10 |  | $ 1,910 |  |

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