XML 187 R9999.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Label | Element | Value
--- | --- | ---
Additional paid-in capital [member] |  |
Additional paid-in capital | ifrs-full_AdditionalPaidinCapital | $ 6,055,773,000
Additional paid-in capital [member] | Others [Member] |  |
Additional paid-in capital | ifrs-full_AdditionalPaidinCapital | 12,290,000
Additional paid-in capital [member] | Share premium [member] |  |
Additional paid-in capital | ifrs-full_AdditionalPaidinCapital | $ 6,043,483,000

X
- Definition The amount received or receivable from the issuance of the entity's shares in excess of nominal value and amounts received from other transactions involving the entity's stock or stockholders. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_AdditionalPaidinCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=ifrs-full_AdditionalPaidinCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | imos_DetailsOfCapitalSurplusAxis=imos_OthersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | imos_DetailsOfCapitalSurplusAxis=ifrs-full_SharePremiumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |