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Employee Benefit Plans (Schedule of Estimated Future Employer Contributions) (Details) $ in Millions | Dec. 31, 2022 USD ($)
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Qualified Plan |  |
2023 | $ 168 |
2024 | 140 |
2025 | 139 |
2026 | 143 |
2027 | 140 |
2028 - 2032 | 663 |
Non-Qualified Plan |  |
2023 | 14 |
2024 | 15 |
2025 | 15 |
2026 | 15 |
2027 | 14 |
2028 - 2032 | 70 |
Postretirement Benefit Plan |  |
2023 | 3 | [1]
2024 | 3 | [1]
2025 | 3 | [1]
2026 | 2 | [1]
2027 | 2 | [1]
2028 - 2032 | $ 8 | [1]
[1] | Estimated benefit payments in the postretirement benefit plan are net of estimated Medicare subsidies.

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