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v3.25.1

Related Parties Transactions - Details of Transactions Between the Company and Other Related Parties (Detail) $ in Millions, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 TWD ($) | Dec. 31, 2023 TWD ($) | Dec. 31, 2022 TWD ($) | Dec. 31, 2024 USD ($)
Disclosure of transactions between related parties [Line Items] |  |  |  |
Revenues | $ 467 | $ 460 | $ 478 |
Operating Costs and Expenses | 1,190 | 1,396 | 1,327 |
Non-operating Income and Expenses | 41 | 40 | 39 |
Receivables | 193 | 78 |  | $ 6
Payables to related parties | 480 | 385 |  | $ 15
Customers' deposits | 4 | 20 |  |
Associates [Member] |  |  |  |
Disclosure of transactions between related parties [Line Items] |  |  |  |
Revenues | 402 | 403 | 417 |
Operating Costs and Expenses | 1,108 | 1,322 | 1,247 |
Non-operating Income and Expenses | 40 | 38 | 37 |
Receivables | 184 | 76 |  |
Payables to related parties | 476 | 381 |  |
Customers' deposits | 4 | 20 |  |
Acquisition of property, plant and equipment | 144 | 173 | 32 |
Acquisition of intangible assets | 0 | 0 | 1 |
Others [Member] |  |  |  |
Disclosure of transactions between related parties [Line Items] |  |  |  |
Revenues | 65 | 57 | 61 |
Operating Costs and Expenses | 82 | 74 | 80 |
Non-operating Income and Expenses | 1 | 2 | $ 2 |
Receivables | 9 | 2 |  |
Payables to related parties | 4 | 4 |  |
Customers' deposits | $ 0 | $ 0 |  |

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- Definition Acquisition of intangible assets related party transactions + References No definition available. + Details
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Balance Type: | debit
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- Definition Customer's deposit in related parties. + References No definition available. + Details
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Balance Type: | credit
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- Definition Non-operating income and expenses in related parties. + References No definition available. + Details
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- Definition Operating costs and expenses in related parties. + References No definition available. + 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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- Definition The amount of property and other assets purchased by the entity in related party transactions. [Refer: Total for all related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2024-01-01 -Paragraph 21 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2024-en-r&anchor=para_21_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of revenue arising from the sale of goods in related party transactions. [Refer: Revenue; Total for all related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2024-01-01 -Paragraph 21 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2024-en-r&anchor=para_21_a&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of current payables due to related parties. [Refer: Total for all related parties [member]; Payables to related parties] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of current receivables due from related parties. [Refer: Total for all related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Details
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- Details
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