XML 54 R31.htm IDEA: XBRL DOCUMENT v3.23.1

Other income

12 Months Ended

Dec. 31, 2022

Text block [abstract]

Other income

26.Other income

		Year ended December 31,
		2020		2021		2022
		NT$000		NT$000		NT$000
Rental income		10,260		17,326		35,848
Grant income		7,668		12,480		21,327
Dividend income		3,229		4,690		9,816
		21,157		34,496		66,991

X

- Definition

Disclosure of other non operating income expenses.

+ References

No definition available.

+ Details

Name:	imos_DisclosureOfOtherNonOperatingIncomeExpensesTextBlock
Namespace Prefix:	imos_
Data Type:	dtr-types: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