XML 83 R69.htm IDEA: XBRL DOCUMENT
v3.21.1

Summary of Significant Accounting Policies - Estimated Useful Lives of Assets (Detail) | 12 Months Ended
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Dec. 31, 2020
Buildings [Member] | Bottom of range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 20 years
Buildings [Member] | Top Of Range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 30 years
Building improvement [Member] | Bottom of range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 3 years
Building improvement [Member] | Top Of Range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 20 years
Machinery and equipment [Member] | Bottom of range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 4 years
Machinery and equipment [Member] | Top Of Range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 20 years
Motor vehicles [Member] | Bottom of range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 3 years
Motor vehicles [Member] | Top Of Range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 10 years
Office equipment [Member] | Bottom of range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 2 years
Office equipment [Member] | Top Of Range [Member] |
Disclosure of detailed information about property, plant and equipment [Line Items] |
Estimated useful lives of assets | 20 years

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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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- Definition The useful life, measured as period of time, used for property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2020-01-01 -Paragraph 73 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2020-en-r&anchor=para_73_c&doctype=Standard -URIDate 2020-01-01 + 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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- Details
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- Details
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- Details
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