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Assets Pledged as Collateral or for Security - Summary of Assets Pledged as Collateral or for Security (Detail) $ in Thousands, $ in Thousands | Dec. 31, 2019 TWD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 TWD ($)
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Assets Pledged As Collateral or For Security [abstract] |  |  |
Inventories related to real estate business | $ 6,063,303 | $ 202,718 | $ 4,796,126
Property, plant and equipment | 138,831 | 4,642 |
Investment properties | 12,167,772 | 406,813 | 6,680,017
Long-term prepayments for lease |  |  | 6,515,576
Other financial assets (including current and non-current) | 637,775 | 21,323 | 496,902
Total | $ 19,007,681 | $ 635,496 | $ 18,488,621

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- Definition Assets pledged as collateral or for security. + References No definition available. + Details
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- Definition Investment properties pledged as security. + References No definition available. + Details
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- Definition Non Current Land Use Rights + References No definition available. + Details
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- Definition The fair value of collateral held that is permitted to be sold or repledged in the absence of default by the owner of the collateral. [Refer: At fair value [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2019-01-01 -Paragraph 15 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2019-en-r&anchor=para_15_a&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of inventories pledged as security for liabilities. [Refer: Inventories] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2019-01-01 -Paragraph 36 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=2&code=ifrs-tx-2019-en-r&anchor=para_36_h&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of non-cash collateral assets (such as debt or equity instruments) provided to a transferee, for which the transferee has the right by contract or custom to sell or repledge the collateral. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 9 -IssueDate 2019-01-01 -Paragraph 3.2.23 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2019-en-r&anchor=para_3.2.23_a&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IAS -Number 39 -IssueDate 2019-01-01 -Paragraph 37 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=39&code=ifrs-tx-2017-en-b&anchor=para_37_a&doctype=Standard&book=b -URIDate 2019-03-27 + Details
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- Definition The amount of property, plant and equipment pledged as security for liabilities. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2019-01-01 -Paragraph 74 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2019-en-r&anchor=para_74_a&doctype=Standard -URIDate 2019-03-27 + Details
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