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v3.23.1

Note 16 - Subsequent Events (Details Textual) $ in Thousands |  |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 01, 2023 USD ($) | Feb. 28, 2023 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 | Jun. 30, 2021 USD ($) | Jul. 31, 2019 USD ($)
Line of Credit, Fixed Coverage Ratio |  |  |  | 1.25 |  |
Assets Acquired in The Dental Power Agreement [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member] | Forecast [Member] |  |  |  |  |  |
Gain (Loss) on Disposition of Assets, Total |  |  | $ 340 |  |  |
Subsequent Event [Member] | Assets Acquired in The Dental Power Agreement [Member] | Discontinued Operations, Held-for-sale or Disposed of by Sale [Member] |  |  |  |  |  |
Proceeds from Sale of Productive Assets, Total | $ 2,000 |  |  |  |  |
Bank of America [Member] | Subsequent Event [Member] |  |  |  |  |  |
Gain (Loss) on Extinguishment of Debt, Total |  | $ (332) |  |  |  |
Truist [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  | $ 60,000 | $ 30,000
Revolving Credit Facility [Member] | Bank of America [Member] | Subsequent Event [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | 50,000 |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity, One-time Right, Maximum Amount |  | $ 60,000 |  |  |  |
Line of Credit, Asset Coverage Ratio |  | 1.0 |  |  |  |
Line of Credit, Total Funded Debt to Adjusted EBITDA Ratio |  | 3.0 |  |  |  |
Line of Credit, Fixed Coverage Ratio |  | 1.25 |  |  |  |
Letter of Credit [Member] | Bank of America [Member] | Subsequent Event [Member] |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 20,000 |  |  |  |
Letter of Credit [Member] | Bank of America [Member] | Subsequent Event [Member] | BSBY Daily Floating Rate [Member] | Minimum [Member] |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.00% |  |  |  |
Letter of Credit [Member] | Bank of America [Member] | Subsequent Event [Member] | BSBY Daily Floating Rate [Member] | Maximum [Member] |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 1.75% |  |  |  |

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