Effective Income Tax Rate Reconciliation, Deduction, Impairment Charges, Amount

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Estimated amount of loss resulting from an adverse tax position.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying statutory federal (national) tax rate to pretax income (loss) from continuing operation attributable to other reconciling item. Excludes state and local income tax expense (benefit), federal tax expense (benefit), statutory income tax expense (benefit) outside of country of domicile, tax credit, nondeductible expense, deduction, income tax settlement, income tax contingency, and cross-border tax law.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense (benefit).

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in income tax contingencies. Including, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements.

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The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Income Taxes (Details) - USD ($) $ in Millions			3 Months Ended		9 Months Ended
Income Taxes (Details) - USD ($) $ in Millions	Jul. 19, 2024	May 14, 2024	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Tax Examination [Line Items]
Effective income tax rate benefit			3.40%	26.80%	10.50%	20.30%
Federal statutory income tax rate			21.00%	21.00%	21.00%	21.00%
Tax benefit associated with impairment charges			$ 44	$ 16
Additional tax expense for certain discrete items			$ 3		$ 3	$ 10
Tax benefit due to tax examinations				10	64
Additional tax expense for previously taxed earnings					7
Interest expense associated with uncertain tax liabilities					$ 8
Tax benefit due to release of deferred tax liability related to a U.S. legal entity reorganization				71
Tax benefit due to the settlement of the UK pension plan				$ 18
Decrease in income taxes payable		$ 22
Unrecognized tax benefits, decrease resulting from prior period tax positions		$ 22
Transfer Pricing, Additional Taxes
Income Tax Examination [Line Items]
Income tax examination, estimate of possible loss	$ 80
Foreign Tax Jurisdiction \| Transfer Pricing, Penalties
Income Tax Examination [Line Items]
Income tax examination, estimate of possible loss	$ 34