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Financial Instruments - Additional Information (Detail) - USD ($) | 8 Months Ended |
--- | --- | ---
Sep. 09, 2023 | Dec. 31, 2022
Derivatives, Fair Value [Line Items] |  |
Derivative, Net Liability Position, Aggregate Fair Value | $ 219,000,000 |
Debt Securities, Available-for-Sale, Unrealized Gain (Loss) | 0 |
Debt Instrument, Fair Value Disclosure | 40,000,000,000 | $ 35,000,000,000
Cash Flow Hedge Gain/(Loss) to be Reclassified within Twelve Months | (136,000,000) |
Collateral Already Posted, Aggregate Fair Value | 0 |
Credit-Risk-Related Contingent Features | $ 0 |
Interest Rate Contract |  |
Derivatives, Fair Value [Line Items] |  |
Total Debt, Percentage Bearing Variable Interest, Percentage Rate | 13.00% | 1.00%

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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480870/815-30-50-1 + Details
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