XML 203 R188.htm IDEA: XBRL DOCUMENT
v3.23.1

Business Combinations - Summary of Assets Acquired and Liabilities Assumed at the Date of Acquisition (Detail) $ in Thousands | Dec. 31, 2022 TWD ($)
--- | ---
FAFG [member] |
Disclosure of detailed information about business combination [Line Items] |
Cash and cash equivalents | $ 2,349,164
Trade and other receivables | 4,434,296
Inventories | 4,836,819
Property, plant and equipment | 2,882,720
Intangible assets | 1,541,155
Others | 1,919,118
Trade and other payables | (4,575,720)
Borrowings and bonds payables | (356,417)
Others | (3,155,051)
Fair value of identifiable net assets acquired | 9,876,084
ITGEU |
Disclosure of detailed information about business combination [Line Items] |
Cash and cash equivalents | 68,719
Trade and other receivables | 41,832
Property, plant and equipment | 94
Intangible assets | 32
Others | 2,828
Trade and other payables | (29,165)
Others | (858)
Fair value of identifiable net assets acquired | 83,482
SER [Member] |
Disclosure of detailed information about business combination [Line Items] |
Cash and cash equivalents | 18,850
Trade and other receivables | 40,671
Inventories | 375,912
Property, plant and equipment | 37,672
Intangible assets | 368
Others | 186,377
Trade and other payables | (214,883)
Others | (227,048)
Fair value of identifiable net assets acquired | $ 217,919

X
- Definition Other assets recognised as of acquisition date. + References No definition available. + Details
Name: | asx_OtherAssetsRecognisedAsOfAcquisitionDate
Namespace Prefix: | asx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Other liabilities recognised as of acquisition date. + References No definition available. + Details
Name: | asx_OtherLiabilitiesRecognisedAsOfAcquisitionDate
Namespace Prefix: | asx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Trade and other receivables recognised as of acquisition date + References No definition available. + Details
Name: | asx_TradeAndOtherReceivablesRecognisedAsOfAcquisitionDate
Namespace Prefix: | asx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for borrowings assumed in a business combination. [Refer: Borrowings; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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
Name: | ifrs-full_DisclosureOfBusinessCombinationsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount recognised as of the acquisition date for net identifiable assets acquired or liabilities assumed in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
Name: | ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for identifiable intangible assets acquired in a business combination. [Refer: Intangible assets other than goodwill; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
Name: | ifrs-full_IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for inventory acquired in a business combination. [Refer: Inventories; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
Name: | ifrs-full_InventoryRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for plant, property and equipment acquired in a business combination. [Refer: Property, plant and equipment; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
Name: | ifrs-full_PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for trade and other payables assumed in a business combination. [Refer: Trade and other payables; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=asx_FafgMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=asx_IntegratedSolutionsEnterpriseEuropeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=asx_SerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |