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Note 3 - Debt (Tables) | 3 Months Ended
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Mar. 31, 2024
Notes Tables |
Schedule of Debt [Table Text Block] |
|  | Interest Rate |  |  | Balance |  |  | Interest Rate |  |  | Balance |
|  | as of |  |  | as of |  |  | as of |  |  | as of |
|  | March 31, 2024 |  |  | March 31, 2024 |  |  | December 31, 2023 |  |  | December 31, 2023 |
USA / Canada - North Mill Capital |  |  | 10.40 | % |  |  | 14,605 |  |  |  | 10.40 | % |  |  | 12,475 |
USA - Resource Plus Seller Notes |  |  | N/A |  |  |  | - |  |  |  | 1.85 | % |  |  | 1,120 |
China - Industrial Bank |  |  | 3.56 | % |  |  | 277 |  |  |  | 3.56 | % |  |  | 283 |
China - Industrial and Commercial Bank of China |  |  | 4.00 | % |  |  | 277 |  |  |  | 4.00 | % |  |  | 283 |
South Africa - Investec Bank Ltd. |  |  | N/A |  |  |  | - |  |  |  | 11.75 | % |  |  | 3,369 |
Total |  |  |  |  |  | $ | 15,159 |  |  |  |  |  |  | $ | 17,530 |
|  | Interest Rate |  |  | Balance |  |  | Interest Rate |  |  | Balance |
|  | as of |  |  | as of |  |  | as of |  |  | as of |
|  | March 31, 2024 |  |  | March 31, 2024 |  |  | December 31, 2023 |  |  | December 31, 2023 |
Brazil - Banco Santander |  |  | 10.75 | % |  | $ | 8,292 |  |  |  | N/A |  |  | $ | - |
South Africa - Investec Bank Ltd. |  |  | N/A |  |  |  | - |  |  |  | 11.75 | % |  |  | 310 |
|  |  |  |  |  | $ | 8,292 |  |  |  |  |  |  | $ | 310 |
Credit And Debt Facilities Unused Availability [Table Text Block] |
|  | March 31, |  |  | December 31, |
|  | 2024 |  |  | 2023 |
Unused Availability: |  |  |  |  |  |  |  |
United States / Canada |  | $ | 4,395 |  |  | $ | 6,525 |
South Africa |  |  | - |  |  |  | 2,064 |
Total Unused Availability |  | $ | 4,395 |  |  | $ | 8,589 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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