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Other Non-Current Assets - Other Non-Current Assets (Detail) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Statement Of Financial Position [Abstract] |  |
Equity securities | $ 29 | $ 25
Long-term State receivables | 506 | 623
Defined benefit plans | 15 | 4
Deposits and other non-current assets | 89 | 72
Total | $ 639 | $ 724

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