Retirement and Other Postretirement Benefit Plans - Schedule of Actual Allocations for the Pension Assets and Target Allocations by Asset Class (Details)	Dec. 31, 2023	Dec. 31, 2022
Change in plan assets:
Percentage of Plan Assets	100.00%	100.00%
Percentage of Plan Assets	100.00%	100.00%
Diversified Growth Funds
Change in plan assets:
Percentage of Plan Assets	47.00%	5.20%
Percentage of Plan Assets	5.20%	5.20%
Index Linked Gilts
Change in plan assets:
Percentage of Plan Assets		0.60%
Percentage of Plan Assets	0.60%	0.60%
Diversified Investment, Funds
Change in plan assets:
Percentage of Plan Assets		1.50%
Percentage of Plan Assets	1.50%	1.50%
Insurance contracts
Change in plan assets:
Percentage of Plan Assets	53.00%	92.50%
Percentage of Plan Assets	92.50%	92.50%
Cash and Cash Equivalents
Change in plan assets:
Percentage of Plan Assets		0.20%
Percentage of Plan Assets	0.20%	0.20%

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480482/715-20-55-17

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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- Definition

Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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