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Debt - Debt (Detail) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Senior Notes	$ 1,585	$ 1,585
Other debt	144	145
Total Debt	1,729	1,730
Less current portion	13	13
Long-term debt	1,716	1,717
Senior Notes, Interest at 3.95% Payable Semiannually, Principal Due on December 1, 2042 [Member]
Debt Instrument [Line Items]
Senior Notes	1,090	1,090
Senior Notes, Interest at 3.60% Payable Semiannually, Principal Due on December 1, 2029 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 495	$ 495

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