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Other Non-Current Assets - Other Non-Current Assets (Detail) - USD ($) $ in Millions | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Statement of Financial Position [Abstract] |  |
Available-for-sale equity securities | $ 11 | $ 11
Trading equity securities | 8 | 8
Long-term State receivables | 388 | 403
Long-term receivables from third parties | 1 | 1
Prepaid for pension |  | 8
Deposits and other non-current assets | 26 | 28
Total | $ 434 | $ 459

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