Pension and Retirement Plans - Schedule of Weighted-average Assumptions Used to Determine Projected Benefit Obligations and Net Periodic Benefit Cost (Details)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate	2.79%	2.45%
Discount rate	2.45%	3.22%
Expected long-term return on plan assets	6.50%	6.50%
Supplemental Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate	2.63%	2.21%
Rate of compensation increase	4.00%	4.00%
Discount rate	2.21%	3.04%
Rate of compensation increase	4.00%	4.00%
Postretirement Healthcare Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate	2.85%	2.52%
Discount rate	2.52%	3.26%

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

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- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ 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 (k)(3)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e2919-114920

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- Definition

Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

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- Definition

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

No definition available.

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