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Note 11 - Equity Method Investment (Details Textual) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Proceeds from Sale of Property, Plant, and Equipment				$ 17,280	$ 47,073
Operating Lease, Liability	$ 42,656			42,656
Income (Loss) from Equity Method Investments	4,094		$ 5,381	7,770	$ 11,324
Transport Enterprise Leasing LLC [Member] | Equipment Operating Lease [Member]
Operating Lease, Liability	$ 6,700			$ 6,700
Transport Enterprise Leasing LLC [Member] | Revenue Equipment [Member]
Note Payable Assumed From Sale of Equipment		$ 26,200
Proceeds from Sale of Property, Plant, and Equipment		$ 500
Transport Enterprise Leasing LLC [Member]
Equity Method Investment, Ownership Percentage	49.00%			49.00%
Income (Loss) from Equity Method Investments				$ 7,800

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Amount of note payable assumed from sale of equipment.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Present value of lessee's discounted obligation for lease payments from operating lease.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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