Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Factored Receivable Unpaid Principal Balance, Excluding Accrued Interest | $ 6.0 | $ 6.7 |
| Factored Receivable, Customer Reserves | $ 1.1 | $ 1.5 |