Note 13 - Acquisition of Lew Thompson & Son Trucking, Inc. (Details Textual) - USD ($) $ in Thousands		9 Months Ended
Apr. 26, 2023	Sep. 30, 2024	Dec. 31, 2023
Goodwill		$ 78,941	$ 75,747
Lew Thompson & Son Trucking, Inc. [Member]
Business Acquisition, Percentage of Voting Interests Acquired	100.00%
Business Combination, Consideration Transferred	$ 114,459
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	$ 30,000
Business Combination, Contingent Consideration, Earnout Period (Year)	3 years
Goodwill, Measurement Period Adjustment		(4,800)
Goodwill	$ 17,255	$ 17,300	$ 12,400
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	114,500
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	$ 134,500

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of increase (decrease) from measurement period adjustment of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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