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Note 5 - Financing Arrangements (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Notes Tables |
Schedule of Long-term Debt Instruments [Table Text Block] |
|  | December 31, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Term note payable - Bank of America |  |  |  |  |  |  |  |
Real estate term note bearing interest at one-month LIBOR + 2.25% (4.3% and 4.1% as of December 31, 2020 and 2019, respectively) maturing June 15, 2022 with monthly payments of approximately $41,000 plus interest secured by substantially all assets. |  | $ | 1,071 |  |  | $ | 3,755 |
Promissory Note |  |  | 6,077 |  |  |  | - |
|  |  | 7,148 |  |  |  | 3,755 |
Debt issuance Costs |  |  | (79 | ) |  |  | (132 | )
Total long-term debt |  |  | 7,069 |  |  |  | 3,623 |
Current maturities of long-term debt |  |  | (1,204 | ) |  |  | (444 | )
Long-term debt - net of current maturities |  | $ | 5,865 |  |  | $ | 3,179 |
Schedule of Maturities of Long-term Debt [Table Text Block] |
Years Ending December 31, |  | Amount |
2021 |  |  | 1,204 |
2022 |  |  | 5,944 |
Total |  | $ | 7,148 |

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