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Note 3 - Cash, Cash Equivalents, and Restricted Cash (Tables) | 6 Months Ended
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Jun. 30, 2023
Notes Tables |
Restrictions on Cash and Cash Equivalents [Table Text Block] |
|  | June 30, |  |  | December 31, |
|  | 2023 |  |  | 2022 |
Cash and cash equivalents |  | $ | 32,276,503 |  |  | $ | 25,493,141 |
Funds held as collateral |  |  | 20,930,723 |  |  |  | 21,026,579 |
Cash held by BOAM funds and other |  |  | 6,370,243 |  |  |  | 8,146,792 |
Total Cash, Cash Equivalents, and Restricted Cash as Presented in the Consolidated Statements of Cash Flows |  | $ | 59,577,469 |  |  | $ | 54,666,512 |

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