Note 3 - Fair Value of Financial Instruments - Contingent Consideration (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Net change in fair value of contingent consideration | $ 328 | $ 710 | $ (16) | $ 7,130 |
| February 2025 Asset Acquisition [Member] | ||||
| Asset Acquisition | 0 | 0 | 0 | 5,000 |
| Lew Thompson & Son Trucking, Inc. [Member] | ||||
| LTST | 328 | 710 | 984 | 2,130 |
| Sims Transport Services, LLC [Member] | ||||
| LTST | $ 0 | $ 0 | $ (1,000) | $ 0 |