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Employee Benefit Plans (Assumptions Used For Pension Benefits Accounting) (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Pension Plan | Qualified Plan |  |  |
Benefit Obligations [Abstract] |  |  |
Discount rate | 5.60% | 2.90% | 2.60%
Interest crediting rate | 4.35% | 4.00% | 4.00%
Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate |  | 2.60% | 3.30%
Interest crediting rate | 4.00% | 4.00% | 4.00%
Expected long-term rate of return on plan assets | 6.50% | 6.50% | 6.85%
Pension Plan | Minimum | Qualified Plan |  |  |
Benefit Obligations [Abstract] |  |  |
Salary increase | 3.50% | 3.50% | 3.50%
Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate | 2.90% |  |
Salary increase | 3.50% | 3.50% | 3.50%
Expected long-term rate of return on plan assets |  |  |
Pension Plan | Maximum | Qualified Plan |  |  |
Benefit Obligations [Abstract] |  |  |
Salary increase | 4.00% | 4.00% | 4.00%
Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate | 5.70% |  |
Salary increase | 4.00% | 4.00% | 4.00%
Other Post-Retirement Benefit Plans |  |  |
Benefit Obligations [Abstract] |  |  |
Discount rate | 5.60% | 2.90% | 2.60%
Net Periodic Benefit Cost [Abstract] |  |  |
Discount rate | 2.90% | 2.60% | 3.30%
Expected long-term rate of return on plan assets | 6.50% | 6.50% | 6.85%

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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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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 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)(2) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Weighted-average interest crediting rate used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, cash balance and other defined benefit plans with promised interest crediting rate. + 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)(4) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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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. + 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)(1) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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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 https://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 https://asc.fasb.org/extlink&oid=123447040&loc=d3e2919-114920 + Details
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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. + 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)(2) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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