XML 130 R41.htm IDEA: XBRL DOCUMENT
v3.20.1

Significant events after the reporting periods | 12 Months Ended
--- | ---
Dec. 31, 2019
Text block [abstract] |
Significant events after the reporting periods |
36. | Significant events after the reporting periods
On January 1, 2019, Ministry of Economic Affairs, ROC (“MOEA”) implemented the “Action Plan for Welcoming Overseas Taiwanese Businesses to Return to Invest in Taiwan” and companies are subsidized with preferential interest loans for qualified investment projects. The Company has obtained the qualification from the MOEA, and signed loan agreements with financial institutions during January to March 2020 with the line of credit amounted to NT$12,144 million and terms from seven to ten years. As of the issue date of this report, the Company has used NT$3,584 million of the credit line.

X
- Definition The entire disclosure for events after the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 10 -IssueDate 2019-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=10&code=ifrs-tx-2019-en-r&doctype=Standard&dita_xref=IAS10_g17-22_TI -URIDate 2019-03-27 + Details
Name: | ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Text block [abstract] + References No definition available. + Details
Name: | imos_TextBlockAbstract
Namespace Prefix: | imos_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration