Amount, before tax, of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a disposal group. Excludes discontinued operations.

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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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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount of consideration receivable in the form of a note receivable for the disposal of assets and liabilities, including discontinued operation.

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Note 5 - Assets Held for Sale (Details Textual) - USD ($) $ in Thousands		12 Months Ended
	Jan. 17, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down		$ 10,693
Xpress International [Member] \| Subsequent Event [Member] \| Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Proceeds from Divestiture of Businesses	$ 4,500
Disposal Group, Including Discontinued Operation, Consideration, Notes Receivable	6,000
Disposal Group, Including Discontinued Operation, Contingent Consideration	2,500
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down	11,600
Xpress International [Member] \| Subsequent Event [Member] \| Disposal Group, Held-for-sale, Not Discontinued Operations [Member] \| Tractors [Member]
Property, Plant, and Equipment, Fair Value Disclosure	$ 2,500
Xpress International [Member]
Equity Method Investment, Ownership Percentage		95.00%