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Income Taxes (Details) - USD ($)	3 Months Ended			9 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]
Effective income tax rate		22.70%	15.50%	15.10%	59.30%
Income tax rate, unfavorable discrete impact		7.20%		2.10%	44.00%
Income tax rate, favorable impact				1.60%
Tax benefit resulting from a reduction in reserves for unrecognized tax benefits				$ 259,000,000
Tax benefit resulting from acquisition charge					$ 0
Forecast
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]
Tax benefit resulting from a reduction in reserves for unrecognized tax benefits	$ 270,000,000

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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 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 research and development expense.

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Percentage 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 changes in domestic income tax contingency.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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