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Note 8 - Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Long-Term Debt Instruments [Table Text Block] |
|  | 2022 |  |  | 2021 |
Equipment loan payable in monthly repayments of $8 including interest at 6% per annum (1) |  | $ | 426 |  |  |  | - |
Mortgage loan secured by building payable in monthly repayments of $25 plus interest at LIBOR plus 1.75% or bank’s prime rate minus 0.5% (2) |  |  | - |  |  |  | 1,766 |
Total long-term debt |  |  | 426 |  |  |  | 1,766 |
Less: current maturities |  |  | 77 |  |  |  | 1,766 |
Long-term debt, net of current maturities |  | $ | 349 |  |  | $ | - |
Schedule of Maturities of Long-Term Debt [Table Text Block] |
2023 |  | $ | 77 |
2024 |  |  | 81 |
2025 |  |  | 87 |
2026 |  |  | 92 |
2027 |  |  | 89 |
Total |  | $ | 426 |

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