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Note 13 - Subsequent Events (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended
--- | --- | ---
Oct. 10, 2025 | Dec. 31, 2025 | Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025
Insurance and Claims Accrual Rate, Expected Increase (Decrease) in Value |  |  | $ 4,000 | $ 4,000 | $ 4,000
Subsequent Event [Member] |  |  |  |  |
Insurance and Claims Accrual Rate, Expected Increase (Decrease) in Value |  | $ 9,000 |  |  |
Disaster and Non-disaster Transportation, Logistics and Brokerage Company in Chattanooga, TN [Member] | Minimum [Member] | Subsequent Event [Member] |  |  |  |  |
Asset Acquisition, Consideration Transferred | $ 30,000 |  |  |  |
Disaster and Non-disaster Transportation, Logistics and Brokerage Company in Chattanooga, TN [Member] | Maximum [Member] | Subsequent Event [Member] |  |  |  |  |
Asset Acquisition, Consideration Transferred | $ 0 |  |  |  |

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