Retirement Benefit Plans (Expected Plan Benefit Payments) (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Defined Benefit Plan Disclosure [Line Items]
2022	$ 27,633
2023	28,275
2024	29,121
2025	30,196
2026	31,333
2027-2031	173,548
Total	320,106
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
2022	25,683
2023	26,386
2024	27,566
2025	28,945
2026	30,336
2027-2031	168,868
Total	307,784
Other Post-Retirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
2022	1,950
2023	1,889
2024	1,555
2025	1,251
2026	997
2027-2031	4,680
Total	$ 12,322

Defined benefit plan expected future benefit payments.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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