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Employee Benefits (Actuarial Assumptions) (Details) | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
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Discount rate as at the end of the year [Member] |  |  |
Actuarial assumptions [Line Items] |  |  |
Principal actuarial assumptions | 4.70% | 2.10% | 1.70%
Future salary increases [Member] |  |  |
Actuarial assumptions [Line Items] |  |  |
Principal actuarial assumptions | 3.90% | 3.90% | 3.40%
Future pension increase [Member] |  |  |
Actuarial assumptions [Line Items] |  |  |
Principal actuarial assumptions | 2.80% | 2.30% | 2.00%

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