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Employee Benefit Plans (Schedule of Defined Benefit Plans Disclosures) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Change in Benefit Obligation [Roll Forward] |  |  |
Projected Benefit Obligation, Beginning of Period | $ 1,750,000,000 | $ 2,437,000,000 |
Service cost | 22,000,000 | 36,000,000 | $ 41,000,000
Interest cost | 92,000,000 | 59,000,000 | 51,000,000
Actuarial Gains (Losses) | 63,000,000 | (585,000,000) |
Defined Benefit Plan, Benefit Obligation, Benefits Paid | (140,000,000) | (116,000,000) |
Administration Expenses | (3,000,000) | (3,000,000) |
Plan Settlements | (58,000,000) | (78,000,000) |
Projected Benefit Obligation, End of Period | 1,726,000,000 | 1,750,000,000 | 2,437,000,000
Change in Plan Assets [Roll Forward] |  |  |
Fair Value of Plan Assets, beginning of period | 1,970,000,000 | 2,554,000,000 |
Actual Return on Plan Assets | (101,000,000) | 404,000,000 |
Company Contributions | 66,000,000 | 17,000,000 |
Defined Benefit Plan, Plan Assets, Benefits Paid | (140,000,000) | (116,000,000) |
Administration Expenses | (3,000,000) | (3,000,000) |
Plan Settlements | (58,000,000) | (78,000,000) |
Fair Value of Plan Assets, end of period | 1,936,000,000 | 1,970,000,000 | 2,554,000,000
Funded Status and Accrued Benefit Cost at Measurement Date | 210,000,000 | 220,000,000 |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 210,000,000 | 220,000,000 |
Pre-tax amounts recognized in Accumulated Other Comprehensive (Income) Loss: |  |  |
Net actuarial loss | 609,000,000 | 573,000,000 |
Qualified Plan [Member] | Pension Plan [Member] |  |  |
Change in Benefit Obligation [Roll Forward] |  |  |
Projected Benefit Obligation, Beginning of Period | 1,623,000,000 | 2,281,000,000 |
Service cost | 21,000,000 | 34,000,000 | 38,000,000
Interest cost | 86,000,000 | 56,000,000 | 49,000,000
Actuarial Gains (Losses) | 49,000,000 | (568,000,000) |
Defined Benefit Plan, Benefit Obligation, Benefits Paid | (132,000,000) | (108,000,000) |
Administration Expenses | (3,000,000) | (3,000,000) |
Plan Settlements | 0 | (69,000,000) |
Projected Benefit Obligation, End of Period | 1,644,000,000 | 1,623,000,000 | 2,281,000,000
Change in Plan Assets [Roll Forward] |  |  |
Fair Value of Plan Assets, beginning of period | 1,970,000,000 | 2,554,000,000 |
Actual Return on Plan Assets | (101,000,000) | 404,000,000 |
Company Contributions | 0 | 0 |
Defined Benefit Plan, Plan Assets, Benefits Paid | (132,000,000) | (108,000,000) |
Administration Expenses | (3,000,000) | (3,000,000) |
Plan Settlements | 0 | (69,000,000) |
Fair Value of Plan Assets, end of period | 1,936,000,000 | 1,970,000,000 | 2,554,000,000
Funded Status and Accrued Benefit Cost at Measurement Date | 292,000,000 | 347,000,000 |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 292,000,000 | 347,000,000 |
Pre-tax amounts recognized in Accumulated Other Comprehensive (Income) Loss: |  |  |
Net actuarial loss | 580,000,000 | 537,000,000 |
Nonqualified Plan [Member] | Supplemental Employee Retirement Plan [Member] |  |  |
Change in Benefit Obligation [Roll Forward] |  |  |
Projected Benefit Obligation, Beginning of Period | 127,000,000 | 156,000,000 |
Service cost | 1,000,000 | 2,000,000 | 3,000,000
Interest cost | 6,000,000 | 3,000,000 | 2,000,000
Actuarial Gains (Losses) | 14,000,000 | (17,000,000) |
Defined Benefit Plan, Benefit Obligation, Benefits Paid | (8,000,000) | (8,000,000) |
Administration Expenses | 0 | 0 |
Plan Settlements | (58,000,000) | (9,000,000) |
Projected Benefit Obligation, End of Period | 82,000,000 | 127,000,000 | 156,000,000
Change in Plan Assets [Roll Forward] |  |  |
Fair Value of Plan Assets, beginning of period | 0 | 0 |
Actual Return on Plan Assets | 0 | 0 |
Company Contributions | 66,000,000 | 17,000,000 |
Defined Benefit Plan, Plan Assets, Benefits Paid | (8,000,000) | (8,000,000) |
Administration Expenses | 0 | 0 |
Plan Settlements | (58,000,000) | (9,000,000) |
Fair Value of Plan Assets, end of period | 0 | 0 | $ 0
Funded Status and Accrued Benefit Cost at Measurement Date | (82,000,000) | (127,000,000) |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | (82,000,000) | (127,000,000) |
Pre-tax amounts recognized in Accumulated Other Comprehensive (Income) Loss: |  |  |
Net actuarial loss | 29,000,000 | 36,000,000 |
Other Assets [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 292,000,000 | 347,000,000 |
Other Assets [Member] | Qualified Plan [Member] | Pension Plan [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 292,000,000 | 347,000,000 |
Other Assets [Member] | Nonqualified Plan [Member] | Supplemental Employee Retirement Plan [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 0 | 0 |
Other Liabilities [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | (82,000,000) | (127,000,000) |
Other Liabilities [Member] | Qualified Plan [Member] | Pension Plan [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | 0 | 0 |
Other Liabilities [Member] | Nonqualified Plan [Member] | Supplemental Employee Retirement Plan [Member] |  |  |
Amount recognized in the Consolidated Balance Sheets: |  |  |
Other assets (liabilities) | $ (82,000,000) | $ (127,000,000) |

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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + 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 (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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