POST-EMPLOYMENT BENEFITS - Principal Actuarial Assumptions (Details)	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Defined benefit obligation
Discount rate	5.10%	4.80%
Mortality rate	95.00%	95.00%
Pension expense
Discount rate	4.80%	4.60%
Mortality rate	95.00%	95.00%
Minimum
Defined benefit obligation
Rate of compensation increase	2.00%	2.00%
Pension expense
Rate of compensation increase	2.00%	2.00%
Maximum
Defined benefit obligation
Rate of compensation increase	7.50%	7.50%
Pension expense
Rate of compensation increase	7.50%	7.50%

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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-IssueDate 2025-01-01
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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]]

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Actuarial Assumption Of Defined Benefit Obligations [Abstract]

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Actuarial Assumption Of Discount Rates, Defined Benefit Plan Expense

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Actuarial Assumption Of Expected Rates Of Salary Increases, Defined Benefit Plan Expense

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Actuarial Assumption Of Mortality Rate

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Actuarial Assumption Of Mortality Rates, Defined Benefit Plan Expense

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Actuarial Assumptions Of Defined Benefit Plan Expense [Abstract]

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