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Other non-operating income (expenses), net (Tables) | 12 Months Ended
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Dec. 31, 2019
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Summary of Other Non-operating Income (Expenses), Net |
|  | 2017 |  |  | 2018 |  |  | 2019 |
|  | NT$000 |  |  | NT$000 |  |  | NT$000 |
Interest income |  |  |  |  |  |  |  |  |  |  |  |
Bank deposits |  |  | 53,123 |  |  |  | 49,051 |  |  |  | 59,901 |
Financial assets at amortized cost |  |  | — |  |  |  | 920 |  |  |  | 4,467 |
Foreign exchange gains (losses), net |  |  | (418,970 | ) |  |  | 93,104 |  |  |  | (154,993 | )
Gain on valuation of financial assets at fair value through profit or loss |  |  | 637 |  |  |  | 1,485 |  |  |  | 1,317 |
Rental income |  |  | 11,075 |  |  |  | 7,819 |  |  |  | 9,249 |
Dividend income |  |  | — |  |  |  | 571 |  |  |  | 585 |
Reimbursement of ADSs service charge |  |  | 23,707 |  |  |  | 13,269 |  |  |  | 4,292 |
Grant income |  |  | — |  |  |  | — |  |  |  | 925 |
Others |  |  | 2,808 |  |  |  | 6,851 |  |  |  | 970 |
|  |  | (327,620 | ) |  |  | 173,070 |  |  |  | (73,287 | )

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- Definition Disclosure of detailed information about other non operating income expenses. + References No definition available. + Details
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- Definition Text block [abstract] + References No definition available. + Details
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