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Note E - Cash, Cash Equivalents and Restricted Cash (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Cash and Cash Equivalents [Table Text Block] |
|  | December 31, |  |  | December 31, |
|  | 2022 |  |  | 2021 |
Cash and cash equivalents |  | $ | 24,685 |  |  | $ | 34,656 |
Restricted cash |  |  | 10,902 |  |  |  | 6,480 |
Total cash, cash equivalents and restricted cash shown in the statement of cash flows |  | $ | 35,587 |  |  | $ | 41,136 |

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