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Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2018
Text block [abstract] |
Schedule of Liabilities Arising From Financing Activities | Reconciliation of liabilities arising from financing activities:
|  |  |  |  |  |  |  | Non-cash changes |  |  |  |
|  | Balance as of January 1, 2017 |  |  | Financing Cash Flow |  |  | Foreign Exchange Movement |  |  | Other Changes (Note) |  |  | Balance as of December 31, 2017 |
|  | NT$ |  |  | NT$ |  |  | NT$ |  |  | NT$ |  |  | NT$ |
|  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |
Short-term loans |  | $ | 57,958.2 |  |  | $ | 10,394.3 |  |  | $ | (4,585.7 | ) |  | $ | — |  |  | $ | 63,766.8 |
Guarantee deposits |  |  | 26,670.6 |  |  |  | (2,872.3 | ) |  |  | (1,609.0 | ) |  |  | (6,108.7 | ) |  |  | 16,080.6 |
Bonds payable |  |  | 191,193.6 |  |  |  | (38,100.0 | ) |  |  | (2,918.9 | ) |  |  | 26.4 |  |  |  | 150,201.1 |
Total |  | $ | 275,822.4 |  |  | $ | (30,578.0 | ) |  | $ | (9,113.6 | ) |  | $ | (6,082.3 | ) |  | $ | 230,048.5 |
|  |  |  |  |  |  |  | Non-cash changes |  |  |  |
|  | Balance as of January 1, 2018 |  |  | Financing Cash Flow |  |  | Foreign Exchange Movement |  |  | Other Changes (Note) |  |  | Balance as of December 31, 2018 |
|  | NT$ |  |  | NT$ |  |  | NT$ |  |  | NT$ |  |  | NT$ |
|  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |  |  | (In Millions) |
Short-term loans |  | $ | 63,766.8 |  |  | $ | 23,923.0 |  |  | $ | 1,064.9 |  |  | $ | — |  |  | $ | 88,754.7 |
Guarantee deposits |  |  | 16,080.6 |  |  |  | (279.2 | ) |  |  | 423.5 |  |  |  | (6,035.9 | ) |  |  | 10,189.0 |
Bonds payable |  |  | 150,201.1 |  |  |  | (58,024.9 | ) |  |  | (382.9 | ) |  |  | 6.7 |  |  |  | 91,800.0 |
Total |  | $ | 230,048.5 |  |  | $ | (34,381.1 | ) |  | $ | 1,105.5 |  |  | $ | (6,029.2 | ) |  | $ | 190,743.7 |
| Note: | Other changes include amortization of bonds payable and guarantee deposits refunded to customers by offsetting related accounts receivable.

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- Definition The disclosure of the reconciliation of liabilities arising from financing activities. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 44D -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_44D&doctype=Standard -URIDate 2018-03-16 + Details
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