Cash dividend percentage on dividend distribution.

No definition available.

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- Definition

Number of ordinary shares per ADS.

+ References

No definition available.

+ Details

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- Definition

Number of shares repurchased.

+ References

No definition available.

+ Details

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- Definition

Percentage of legal reserve on share capital.

+ References

No definition available.

+ Details

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- 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

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- Definition

The number of shares issued by the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2022-03-24
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-URIDate 2022-03-24

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- Definition

The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Number 1
-IssueDate 2022-03-24
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-URIDate 2022-03-24

+ Details

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- Definition

The nominal value per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Paragraph 79
-Subparagraph a
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-URIDate 2022-03-24

+ Details

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- Definition

The weighted average share price. [Refer: Weighted average [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2022-03-24

+ Details

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- Details

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Equity - Additional Information (Detail)	12 Months Ended
Equity - Additional Information (Detail)	Dec. 31, 2022 shares $ / shares	Dec. 31, 2021 shares	Nov. 30, 2021 shares	Nov. 08, 2021 $ / shares
Disclosure of classes of share capital [line items]
Number of shares represented by each ADS	2
Percentage of legal reserve on share capital	25.00%
American depository shares (ADs) [member]
Disclosure of classes of share capital [line items]
Number of shares represented by each ADS	2
Number of shares outstanding	157,164,000	157,164,000
Ordinary shares [member]
Disclosure of classes of share capital [line items]
Number of shares outstanding	314,328,000	314,328,000
Ordinary shares [member] \| Board of Directors [Member]
Disclosure of classes of share capital [line items]
Number of ordinary shares issued	55,000,000		55,000,000
J & R Holding Limited [member]
Disclosure of classes of share capital [line items]
Number of shares remitted	23,352,000
ASE Test Limited [member]
Disclosure of classes of share capital [line items]
Number of shares remitted	44,100,000
Top of range [member]
Disclosure of classes of share capital [line items]
Percentage of cash dividend on dividend distribution	30.00%
Top of range [member] \| Ordinary shares [member]
Disclosure of classes of share capital [line items]
Weighted average share price \| $ / shares	$ 104.3
Top of range [member] \| Ordinary shares [member] \| Board of Directors [Member]
Disclosure of classes of share capital [line items]
Par value per share \| $ / shares				$ 150
Bottom of range [member] \| Ordinary shares [member] \| Board of Directors [Member]
Disclosure of classes of share capital [line items]
Par value per share \| $ / shares				$ 90