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Note 11 - Equity Method Investment (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income (Loss) from Equity Method Investments	$ 5,381	$ 7,076	$ 11,324	$ 13,861
Transport Enterprise Leasing LLC [Member]
Equity Method Investment, Ownership Percentage	49.00%		49.00%
Income (Loss) from Equity Method Investments			$ 11,300

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481687/323-10-50-3

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- Definition

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

+ References

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-Section 45
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