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Capital management (Tables) | 12 Months Ended
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Dec. 31, 2024
Disclosure of objectives, policies and processes for managing capital [abstract] |
Summary of Group Monitors Capital using Liabilities to Assets Ratio | The liabilities to assets ratio at December 31, 2023 and 2024 were as follows:
|  | December 31, 2023 |  | December 31, 2024
|  | NT$000 |  | NT$000
Total liabilities |  | 21,397,287 |  | 20,376,534
Total assets |  | 46,160,484 |  | 45,379,852
Liabilities to assets ratio |  | 46.35% |  | 44.90%

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