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Trade Receivables, Net - Transfer of Financial Asset (Detail) - 12 months ended Dec. 31, 2019 - First Commercial Bank Member [Member] $ in Thousands, $ in Thousands | TWD ($) | USD ($) | USD ($)
--- | --- | --- | ---
Receivables Factoring Proceeds [Member] |  |  |
Disclosure of transferred financial assets that are not derecognised in their entirety [line items] |  |  |
Assets that entity continues to recognise | $ 7,567 |  | $ 253
Advances Received Used [Member] |  |  |
Disclosure of transferred financial assets that are not derecognised in their entirety [line items] |  |  |
Advances received | $ 7,567 | $ 253 |
Interest Rate On Advances Received Against Trade Receivables Sold [Member] |  |  |
Disclosure of transferred financial assets that are not derecognised in their entirety [line items] |  |  |
Interest rates on advances received | 2.20% | 2.20% |

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- Definition Interest Rate on advances received against trade receivables sold. + References No definition available. + Details
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- Definition Proceeds From Advances Received Against Receivables Transferred + References No definition available. + Details
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- Definition The amount of transferred financial assets that the entity continues to recognise in full. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2019-01-01 -Paragraph 42D -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2019-en-r&anchor=para_42D_e&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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