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Retirement Plans and Other Retiree Benefits - Expected Contributions and Benefit Payments (Details) $ in Millions | Dec. 31, 2020 USD ($)
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Total benefit payments [Abstract] |
2021 | $ 245
2022 | 246
2023 | 249
2024 | 253
2025 | 252
2026-2030 | 1,254
Other Retiree Benefit Plans |
Total benefit payments [Abstract] |
2021 | 49
2022 | 49
2023 | 50
2024 | 51
2025 | 52
2026-2030 | 269
United States | Pension Plans |
Total benefit payments [Abstract] |
2021 | 154
2022 | 156
2023 | 157
2024 | 156
2025 | 155
2026-2030 | 741
International | Pension Plans |
Total benefit payments [Abstract] |
2021 | 42
2022 | 41
2023 | 42
2024 | 46
2025 | 45
2026-2030 | $ 244

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