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Note 10 - Intangible Assets, Net and Goodwill (Tables) | 3 Months Ended
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Mar. 31, 2026
Notes Tables |
Intangible Asset, Finite-Lived [Table Text Block] |
|  | March 31, 2026 |
|  | Gross |  |  |  |  | ​ |  |  |  | ​ |  | Net |  |  |  |  | ​
|  | Carrying |  |  | Accumulated |  |  | Accumulated |  |  | Carrying |  |  | Weighted |
|  | Amount |  |  | Amortization |  |  | Impairment |  |  | Amount |  |  | Average Life |
Finite lived intangible assets |  |  |  | ​ |  |  |  | ​ |  |  |  | ​ |  |  |  | ​ |  |  |  | ​
Developed technology |  |  | 700 |  |  |  | (72 | ) |  |  | - |  |  |  | 628 |  |  |  | 8.09 |
Trade names |  |  | 150 |  |  |  | (46 | ) |  |  | - |  |  |  | 104 |  |  |  | 2.09 |
Non-compete agreements |  |  | 110 |  |  |  | (19 | ) |  |  | - |  |  |  | 91 |  |  |  | 4.09 |
Total intangible assets |  | $ | 960 |  |  | $ | (137 | ) |  | $ | - |  |  | $ | 823 |  |  |  | 6.69 |
​ | ​ | December 31, 2025 | ​
​ | ​ | Gross | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Net | ​ | ​ | ​ | ​ | ​
​ | ​ | Carrying | ​ | ​ | Accumulated | ​ | ​ | Accumulated | ​ | ​ | Carrying | ​ | ​ | Weighted | ​
​ | ​ | Amount | ​ | ​ | Amortization | ​ | ​ | Impairment | ​ | ​ | Amount | ​ | ​ | Average Life | ​
Finite lived intangible assets | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
BNA software | ​ | $ | 1,109 | ​ | ​ | $ | (84 | ) | ​ | $ | (1,025 | ) | ​ | $ | - | ​ | ​ | ​ | - | ​
Developed technology | ​ | ​ | 700 | ​ | ​ | ​ | (52 | ) | ​ | ​ | - | ​ | ​ | ​ | 648 | ​ | ​ | ​ | 8.33 | ​
Trade names | ​ | ​ | 150 | ​ | ​ | ​ | (33 | ) | ​ | ​ | - | ​ | ​ | ​ | 117 | ​ | ​ | ​ | 2.33 | ​
Non-compete agreements | ​ | ​ | 110 | ​ | ​ | ​ | (14 | ) | ​ | ​ | - | ​ | ​ | ​ | 96 | ​ | ​ | ​ | 4.33 | ​
Total intangible assets | ​ | $ | 2,069 | ​ | ​ | $ | (183 | ) | ​ | $ | (1,025 | ) | ​ | $ | 861 | ​ | ​ | ​ | 6.93 | ​
Intangible Asset, Finite-Lived, Amortization Expense [Table Text Block] |
|  | Estimated |
|  | Future |
|  | Amortization |
|  | Expense |
2026 |  | $ | 112 |
2027 |  |  | 150 |
2028 |  |  | 116 |
2029 |  |  | 100 |
2030 and therafter |  |  | 345 |
Total |  | $ | 823 |

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