Note 13 - Acquisition of Lew Thompson & Son Trucking, Inc - Allocation of Preliminary Purchase Price (Details) - USD ($) $ in Thousands		3 Months Ended
Apr. 26, 2023	Mar. 31, 2024	Mar. 31, 2023
Cash paid pursuant to Stock Purchase Agreement		$ 4,556	$ (0)
Lew Thompson & Son Trucking, Inc. [Member]
Cash paid pursuant to Stock Purchase Agreement	$ 105,282
Cash acquired included in historical book value of Sims' assets and liabilities	(839)
Contingent consideration, Acquisition	10,016
Net purchase price	$ 114,459

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 of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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