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Employee Benefit Plans - Schedule of Future Expected Benefit Payments (Details) $ in Millions | Dec. 31, 2019 USD ($)
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Pension Benefits |
Defined Benefit Plan, Estimated Future Benefit Payments [Abstract] |
2020 | $ 193
2021 | 188
2022 | 186
2023 | 184
2024 | 182
2025-2029 | 897
Total | 1,830
Post-retirement Benefits |
Defined Benefit Plan, Estimated Future Benefit Payments [Abstract] |
2020 | 20
2021 | 12
2022 | 10
2023 | 9
2024 | 9
2025-2029 | 34
Total | $ 94

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