Pensions and Other Post Retirement Benefits - Plan Assets and Investment Objectives (Details)	Dec. 31, 2022	Dec. 31, 2021
Weighted average pension plan asset allocations
Equities	52.00%	48.00%
Fixed income	27.00%	38.00%
Plan assets comprised of: - Real estate	21.00%	14.00%
Total plan assets	100.00%	100.00%

No definition available.

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- Definition

The percentage equity instruments contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] [Contrast: Equity instruments, amount contributed to fair value of plan assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 19
-IssueDate 2022-03-24
-Paragraph 142
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-URIDate 2022-03-24

+ Details

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- Definition

The percentage real estate contributes to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] [Contrast: Real estate, amount contributed to fair value of plan assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 19
-IssueDate 2022-03-24
-Paragraph 142
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- Definition

The percentage debt that has been structured to meet a particular investment objective contributes to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] [Contrast: Structured debt, amount contributed to fair value of plan assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 19
-IssueDate 2022-03-24
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-URIDate 2022-03-24

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- Definition

The percentage of plan assets contributed to the fair value of defined benefit plan assets.

+ References

No definition available.

+ Details

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