Note 13 - Segment Information - Long-lived Assets (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Total long-lived assets | $ 2,022 | $ 2,688 |
| UNITED STATES | ||
| Total long-lived assets | 1,093 | 1,425 |
| HONG KONG | ||
| Total long-lived assets | 325 | 828 |
| CHINA | ||
| Total long-lived assets | 281 | 164 |
| Other Foreign Countries [Member] | ||
| Total long-lived assets | $ 323 | $ 271 |
| X | ||||||||||
- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|