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Note 15 - Revenue, Net (Tables) | 3 Months Ended
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Mar. 31, 2026
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |
|  | March 31, |
|  | 2026 |  |  | 2025 |
Type of goods and services |  |  |  |  |  |  |  |
Service |  | $ | 216 |  |  | $ | 9 |
Rentals |  |  | 15 |  |  |  | 34 |
Product |  |  | 87 |  |  |  | - |
Subscriptions |  |  | 161 |  |  |  | - |
Other miscellaneous products |  |  | 6 |  |  |  | - |
Total |  | $ | 485 |  |  | $ | 43 |
Timing of recognition of revenue |  |  |  |  |  |  |  |
Point in time |  |  | 280 |  |  |  | 9 |
Over time |  |  | 205 |  |  |  | 34 |
Total |  | $ | 485 |  |  | $ | 43 |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
​ | ​ | Three Months Ended | ​
​ | ​ | March 31, | ​
​ | ​ | 2026 | ​ | ​ | 2025 | ​
Deferred revenue - beginning of period | ​ | $ | 249 | ​ | ​ | $ | 13 | ​
Increases due to consideration received from customers | ​ | ​ | 251 | ​ | ​ | ​ | - | ​
Revenue recognized | ​ | ​ | (292 | ) | ​ | ​ | - | ​
Deferred revenue - end of period | ​ | $ | 208 | ​ | ​ | $ | 13 | ​

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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- References No definition available. + Details
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