XML 194 R178.htm IDEA: XBRL DOCUMENT v3.8.0.1

Business Combinations - Summary of Assets Acquired and Liabilities Assumed at the Date of Acquisition (Detail) - TLJ Intertech Inc. [member] $ in Thousands	Dec. 31, 2017 TWD ($)
Disclosure of detailed information about business combination [Line Items]
Current assets	$ 16,645
Non-current assets	108,486
Current liabilities	(7,599)
Fair value of identifiable net assets acquired	$ 117,532

X

- Definition

The amount recognised as of the acquisition date for current assets acquired in a business combination. [Refer: Current assets; Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_CurrentAssetsRecognisedAsOfAcquisitionDate
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 current liabilities assumed in a business combination. [Refer: Current liabilities; Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_CurrentLiabilitiesRecognisedAsOfAcquisitionDate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

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 2017-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph IE72
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_IE72&doctype=Illustrative%20Examples
-URIDate 2017-03-09

+ 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 non-current assets acquired in a business combination. [Refer: Non-current assets; Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 3
-IssueDate 2017-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2017-03-01&anchor=para_B64_i&doctype=Appendix&seq=2
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_NoncurrentAssetsRecognisedAsOfAcquisitionDate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	ifrs-full_BusinessCombinationsAxis=asx_TLJIntertechIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: