Details of Significant Accounts - Accounts receivable, narrative (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Details of Significant Accounts | |||
| Accounts receivable | $ 7,567 | $ 7,902 | $ 6,992 |
| Maximum exposure to credit risk in respect of amount that best represents accounts receivable | 7,567 | $ 7,902 | |
| Accounts receivable pledged to others | $ 0 |