Fair Value - Financial Instruments Carried at Fair Value on Recurring Basis (Detail) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Assets:
Total	$ 129	$ 123
Liabilities:
Total	340	366
Derivatives
Assets:
Derivatives	14	16
Liabilities:
Derivatives	340	366
Money market funds/mutual funds
Assets:
Money market funds/mutual funds	115	107
Level 1
Assets:
Total	115	107
Liabilities:
Total	0	0
Level 1 | Derivatives
Assets:
Derivatives	0	0
Liabilities:
Derivatives	0	0
Level 1 | Money market funds/mutual funds
Assets:
Money market funds/mutual funds	115	107
Level 2
Assets:
Total	14	16
Liabilities:
Total	340	366
Level 2 | Derivatives
Assets:
Derivatives	14	16
Liabilities:
Derivatives	340	366
Level 2 | Money market funds/mutual funds
Assets:
Money market funds/mutual funds	$ 0	$ 0