Debt - Schedule of Corporation's Long-Term Debt Maturities (Detail) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Debt Disclosure [Abstract]
2025	$ 125
2026	0
2027	792
2028	0
2029	0
Thereafter	4,496
Total debt	$ 5,413	$ 4,346

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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