Details of Significant Accounts - Share-based payment, share incentive plan - Narrative (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Share-based payment arrangements | ||
| Shares issuable for a share option (in shares) | 1 | |
| Maximum number of ordinary shares issuable (in shares) | 5,311,000 | |
| Share Incentive Plan | Minimum | ||
| Share-based payment arrangements | ||
| Exercise prices of stock options (in USD per share) | $ 1.84 | $ 2.13 |
| Weighted-average remaining contractual period | 1 year 21 days | 2 years 21 days |
| Share Incentive Plan | Maximum | ||
| Share-based payment arrangements | ||
| Exercise prices of stock options (in USD per share) | $ 7.20 | $ 7.20 |
| Weighted-average remaining contractual period | 4 years 3 months 29 days | 4 years 11 months 23 days |