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Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Jan. 01, 2019
Factored Receivable Unpaid Principal Balance | $ 7,000,000.0 | $ 187,000 |
Factored Receivable, Customer Reserves | 1,400,000 | 122,000 |
Deferred Tax Assets, Net, Total | $ 5,175,000 | $ 2,762,000 |
Accounting Standards Update 2016-02 [Member] |  |  |
Operating Lease, Right-of-Use Asset |  |  | $ 6,700,000
Minimum [Member] |  |  |
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Percent | 20.00% |  |
Maximum [Member] |  |  |
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease), Percent | 25.00% |  |
Building and Building Improvements [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 25 years |  |
Building and Building Improvements [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 40 years |  |
Building [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 10 years |  |
Building [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 20 years |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 5 years |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 15 years |  |
Computer Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 2 years |  |
Computer Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 5 years |  |
Automobiles [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 4 years |  |

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