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Capital management (Tables) | 12 Months Ended
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Dec. 31, 2022
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Summary of Group Monitors Capital using Liabilities to Assets Ratio | The liabilities to assets ratio at December 31, 2021 and 2022 were as follows:
|  | December 31, 2021 |  | December 31, 2022
|  | NT$000 |  | NT$000
Total liabilities |  | 18,380,369 |  | 20,303,685
Total assets |  | 42,522,584 |  | 44,942,945
Liabilities to assets ratio |  | 43.22% |  | 45.18%

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