Contents of Significant Accounts - Principal Underlying Actuarial Assumptions (Detail) |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Disclosure Of Defined Benefit Plans [Abstract] | ||
| Discount rate | 1.31% | 1.59% |
| Rate of future salary increase | 3.50% | 3.50% |
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- Definition 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 [domain]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 [domain]; Defined benefit obligation, at present value; Actuarial assumptions [domain]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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