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Employee Benefit Plans - Weighted-Average Assumptions Used for Measurement of Defined Pension Plans (Details)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Qualified Plan | Qualified Plan I
Defined Benefit Plan Disclosure [Line Items]
Weighted-average assumptions used to determine net periodic benefit cost	5.13%	2.75%
Expected return on plan assets	5.95%	4.25%
Weighted-average assumptions used to determine benefit obligations	5.64%	5.13%
Qualified Plan | Qualified Plan II
Defined Benefit Plan Disclosure [Line Items]
Weighted-average assumptions used to determine net periodic benefit cost	5.18%	2.92%
Expected return on plan assets	7.05%	5.75%
Weighted-average assumptions used to determine benefit obligations	4.99%	5.18%
Nonqualified Plan
Defined Benefit Plan Disclosure [Line Items]
Weighted-average assumptions used to determine net periodic benefit cost	5.12%	2.73%
Weighted-average assumptions used to determine benefit obligations	4.92%	5.12%

X

- Definition

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

+ References

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

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X

- Definition

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

+ References

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

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X

- 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
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-8

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480506/715-20-50-1

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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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