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Investment Property - Summary of Fair Value Measurement of Investment Property (Detail) - Market Comparison and Cost Method [Member] | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |
Valuation techniques | Market comparison and cost method | Market comparison and cost method
Unobservable input | Comparable price: -RMB 102 to RMB 570(US$14 to US$79) per square foot | Comparable price: -RMB 189 to RMB 458 per square foot
Inter-relationship between key unobservable inputs and fair value measurement | The estimated fair value increases with higher comparable price | The estimated fair value increases with higher comparable price

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- Definition The description of the interrelationships between unobservable inputs and of how they might magnify or mitigate the effect of changes in the unobservable inputs on the fair value measurement of assets. [Refer: Disclosure of significant unobservable inputs used in fair value measurement of assets [text block]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph h -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_h_i&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The description of the methods used to develop and substantiate the unobservable inputs used in the fair value measurement of assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph IE65 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_IE65_e&doctype=Illustrative%20Examples -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph g -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_g&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The description of the valuation techniques (for example, the market approach, cost approach and income approach) used for the fair value measurement of assets. [Refer: Valuation techniques used in fair value measurement [domain]; Cost approach [member]; Income approach [member]; Market approach [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_d&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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