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Note 15 - Subsequent Events (Details) - USD ($) $ in Thousands | Feb. 15, 2023 | Dec. 15, 2022 | Sep. 15, 2022 | Jun. 15, 2022 | Mar. 04, 2022 | Feb. 18, 2022 | Jul. 16, 2021 | Jul. 15, 2021 | Mar. 01, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Quarterly Dividend |  | $ 5,000 | $ 5,000 | $ 5,000 |  | $ 5,000 |  |  |  |  |
Compensatory damages |  |  |  |  | $ 1,800 |  | $ 25,000 | $ 7,700 |  |  |
Dividend payable |  |  |  |  |  |  |  |  | $ 5,500 | $ 5,524 | $ 2,501
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Outstanding on Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  | 25,000
Amount of remaining availability |  |  |  |  |  |  |  |  |  |  | $ 13,500
Subsequent Event | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Repayment of line of credit | $ 20,000 |  |  |  |  |  |  |  |  |  |
Outstanding on Revolving Credit Facility | 25,000 |  |  |  |  |  |  |  |  |  |
Subsequent Event | Revolving loans under the new facility |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Outstanding on Revolving Credit Facility | 25,000 |  |  |  |  |  |  |  |  |  |
Initial aggregate revolving commitment | 125,000 |  |  |  |  |  |  |  |  |  |
Amount borrowed under accordian feature | 50,000 |  |  |  |  |  |  |  |  |  |
Borrowing base | 66,300 |  |  |  |  |  |  |  |  |  |
Proceeds from borrowings | 20,000 |  |  |  |  |  |  |  |  |  |
Repayment of related party debt | 10,000 |  |  |  |  |  |  |  |  |  |
Amount of remaining availability | $ 41,300 |  |  |  |  |  |  |  |  |  |
Fixed charge coverage ratio | 1.10 |  |  |  |  |  |  |  |  |  |
Average daily cash balance | $ 5,000 |  |  |  |  |  |  |  |  |  |
Subsequent Event | Revolving loans under the new facility | Base Rate |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Interest rate, basis spread | 1.50% |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate during period | 3.00% |  |  |  |  |  |  |  |  |  |
Subsequent Event | Revolving loans under the new facility | Secured overnight financing rate |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Interest rate, basis spread | 2.00% |  |  |  |  |  |  |  |  |  |
Subsequent Event | Revolving loans under the new facility | Federal funds |  |  |  |  |  |  |  |  |  |  |
Subsequent Events |  |  |  |  |  |  |  |  |  |  |
Interest rate, basis spread | 0.50% |  |  |  |  |  |  |  |  |  |

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