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Financial assets at amortized cost (Tables) | 12 Months Ended
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Dec. 31, 2019
Text block [abstract] |
Schedule of Income from Financial Assets at Amortized Cost |
|  | December 31, 2018 |  |  | December 31, 2019 |
|  | NT$000 |  |  | NT$000 |
Current |  |  |  |  |  |  |  |
Time deposits |  |  | 169,168 |  |  |  | 168,970 |
Non-current |  |  |  |  |  |  |  |
Time deposits |  |  | 30,715 |  |  |  | — |
Restricted bank deposits |  |  | 68,388 |  |  |  | 68,450 |
|  |  | 99,103 |  |  |  | 68,450 |
| a) | Amounts recognized in profit or loss in relation to financial assets at amortized cost are listed below:
|  | 2018 |  |  | 2019 |
|  | NT$000 |  |  | NT$000 |
Interest income |  |  | 920 |  |  |  | 4,467 |

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