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v3.25.2

Note 2 - Cash, Cash Equivalents, and Restricted Cash (Tables) | 6 Months Ended
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Jun. 30, 2025
Notes Tables |
Schedule of Cash and Cash Equivalents [Table Text Block] |
|  | As of |
|  | June 30, 2025 |  |  | December 31, 2024 |
Cash and cash equivalents |  | $ | 1,645 |  |  | $ | 898 |
Restricted cash included in other current assets |  |  | 2 |  |  |  | 31 |
Restricted cash included in other assets |  |  | 2,943 |  |  |  | 2,902 |
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows |  | $ | 4,590 |  |  | $ | 3,831 |

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