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Note 10 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021 | Mar. 31, 2021
--- | --- | --- | ---
Assets, Total | $ 1,921,637 | $ 1,943,863 | $ 1,199,495
Auto Finance [Member] |  |  |
Assets, Total | 86,482 |  | $ 82,280
Loss Contingency Accrual, Ending Balance | 8,500 |  |
Asset Pledged as Collateral [Member] | Contractual Obligations [Member] |  |  |
Assets, Total | 19,500 |  |
Unfunded Individual Credit Commitment [Member] |  |  |
Other Commitment, Total | 2,100,000 |  |
Unfunded Outstanding Floor-Plan Financing Commitment [Member] |  |  |
Other Commitment, Total | 12,800 |  |
Credit Protection Program [Member] |  |  |
Loss Contingency, Estimate of Possible Loss | $ 63,800 |  |

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