Retirement Benefit Plans - Principal Assumptions Used for Actuarial Valuations (Detail)	Dec. 31, 2022	Dec. 31, 2021
Disclosure Of Defined Plan [line items]
Discount rates	1.25%	0.50%
Bottom of range [Member]
Disclosure Of Defined Plan [line items]
Expected rates of salary increase	1.00%	1.00%
Top of range [Member]
Disclosure Of Defined Plan [line items]
Expected rates of salary increase	2.25%	2.25%

The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 19
-IssueDate 2022-03-24
-Paragraph 144
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard
-URIDate 2022-03-24

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- Definition

The expected rate of salary increases used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]]

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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.

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