Note 2 - Discontinued Operations (Details Textual) - Transport Financial Services [Member] - Discontinued Operations, Disposed of by Sale [Member] - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Jul. 08, 2020
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net				$ 103,300
Disposal Group Including Discontinued Operation Accounts Notes And Loans Receivable Gross				108,700
Disposal Group, Including Discontinued Operation, Allowance				$ 5,400
Discontinued Operation, Amount of Adjustment to Prior Period Gain (Loss) on Disposal, Net of Tax, Total	$ 3,400	$ 3,412	$ (44,151)
Cash Provided by (Used in) Operating Activities, Discontinued Operations		$ 0	11,700
Cash Provided by (Used in) Investing Activities, Discontinued Operations			$ 0

Represents the disposal group, including discontinued operation accounts notes and loans receivable, gross.

No definition available.

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- Definition

Amount of allowance on accounts receivable, attributable to disposal group held for sale or disposed of, classified as current.

+ References

No definition available.

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- Definition

Amount of cash inflow (outflow) of investing activities of discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

+ References

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-Publisher FASB
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-Topic 230
-SubTopic 10
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- Definition

Amount of cash inflow (outflow) of operating activities of discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

+ References

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- Definition

Amount after tax of an increase (decrease) to a gain (loss) previously reported in discontinued operations in a prior period.

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- Definition

Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.

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