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Long-Term Employee Benefit Liabilities - Future Benefit Payments (Detail) $ in Millions | Dec. 31, 2022 USD ($)
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Defined Benefit Plan Disclosure [Line Items] |
Expected employer contributions - 2023 | $ 30
2023 | 44
2024 | 42
2025 | 45
2026 | 50
2027 | 54
Thereafter | 328
Total | 563
Pension Plan, Defined Benefit [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Expected employer contributions - 2023 | 12
2023 | 25
2024 | 26
2025 | 27
2026 | 28
2027 | 29
Thereafter | 164
Total | 299
Termination and Long Service Arrangements [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Expected employer contributions - 2023 | 17
2023 | 18
2024 | 15
2025 | 17
2026 | 21
2027 | 23
Thereafter | 156
Total | 250
Retirement Medical Benefits Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Expected employer contributions - 2023 | 1
2023 | 1
2024 | 1
2025 | 1
2026 | 1
2027 | 2
Thereafter | 8
Total | $ 14

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