EBP Benefit Pymts & Employer Contributions (Details 5) $ in Millions	Dec. 31, 2023 USD ($)
Pension Benefits [Member]
Expected benefit payments
2024	$ 95
2025	96
2026	90
2027	87
2028	84
2029-2033	397
Expected total plans contribution, approximate	2
Other Postretirement Benefits [Member]
Expected benefit payments
2024	12
2025	12
2026	11
2027	11
2028	11
2029-2033	49
Expected total plans contribution, approximate	$ 3

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