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Other Financial Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
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Summary of Other Financial Assets |
|  | December 31
|  | 2016 |  | 2017
|  | NT$ |  | NT$ |  | US$ (Note 4)
Unsecured subordinate corporate bonds |  | $ | 1,000,000 |  |  | $ | 1,000,000 |  |  | $ | 33,738 |
Time deposits with original maturity of over three months |  |  | 480,736 |  |  |  | 405,520 |  |  |  | 13,682 |
Guarantee deposits |  |  | 178,103 |  |  |  | 170,594 |  |  |  | 5,756 |
Pledged time deposits (Note 36) |  |  | 206,530 |  |  |  | 59,456 |  |  |  | 2,006 |
Others (Note 36) |  |  | 13,698 |  |  |  | 7,270 |  |  |  | 245 |
|  |  | 1,879,067 |  |  |  | 1,642,840 |  |  |  | 55,427 |
Current |  |  | 558,686 |  |  |  | 472,340 |  |  |  | 15,936 |
Non-current |  | $ | 1,320,381 |  |  | $ | 1,170,500 |  |  | $ | 39,491 |

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