XML 167 R149.htm IDEA: XBRL DOCUMENT v3.22.1

Equity - Schedule Of Detailed Information About Hedges Of Net Investments Of Foreign Operations (Details) $ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021 TWD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 TWD ($)
Disclosure of detailed information about hedges [line items]
Balance at January 1	$ (429,265)	$ (15,475)	$ 0
Foreign currency risk – loans denominated in foreign currency	551,098	19,867	(429,265)
Balance at December 31	$ 121,833	$ 4,392	$ (429,265)

X

- Definition

Gain loss on foreign currency risk loans denominated in foreign currency

+ References

No definition available.

+ Details

Name:	asx_GainLossOnForeignCurrencyRiskLoansDenominatedInForeignCurrency
Namespace Prefix:	asx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Gains Losses On Hedges Of Net Investments In Foreign Operations Net Of Tax.

+ References

No definition available.

+ Details

Name:	asx_GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTaxes
Namespace Prefix:	asx_
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 members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfHedgeAccountingLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration