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Note 13 - Acquisition of Lew Thompson & Son Trucking, Inc (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Apr. 26, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Apr. 06, 2023 | Dec. 31, 2022
Goodwill |  | $ 73,154 |  |  | $ 58,217
Lew Thompson & Son Trucking, Inc. [Member] |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 100.00% |  |  |  |
Business Combination, Consideration Transferred | $ 109,903 |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 30,000 |  |  |  |
Business Combination, Contingent Consideration, Earnout Period (Year) | 3 years |  |  |  |
Goodwill, Purchase Accounting Adjustments |  | (800) |  |  |
Goodwill |  | $ 9,900 | $ 10,700 | $ 9,867 |
Lew Thompson & Son Trucking, Inc. [Member] | Stock Purchase Agreement, Earnout Component [Member] |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, High | $ 30,000 |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low | 109,900 |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 129,900 |  |  |  |

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