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Employee Benefits (Actuarial Assumptions) (Details)
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Discount rate as at the end of the year [Member]      
Actuarial assumptions [Line Items]      
Principal actuarial assumptions 4.90% 4.70% 2.10%
Future salary increases [Member]      
Actuarial assumptions [Line Items]      
Principal actuarial assumptions 3.60% 3.90% 3.90%
Future pension increase [Member]      
Actuarial assumptions [Line Items]      
Principal actuarial assumptions 2.60% 2.80% 2.30%