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Note 11 - Goodwill, Intangibles, and Other Assets (Details Textual) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Amortization of Intangible Assets	$ 7,800	$ 7,100
Goodwill	78,941		$ 78,941
Other Receivable, after Allowance for Credit Loss, Noncurrent	21,557		3,163
Self Insurance Receivables [Member]
Other Receivable, after Allowance for Credit Loss, Noncurrent	19,400		$ 600
Customer Relationships [Member]
Finite-Lived Intangible Assets Acquired	11,200
Trade Names [Member] | Landair Holdings Inc [Member]
Acquired Finite-Lived Intangible Asset, Residual Value	$ 500

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