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- Definition

Derivative, Notional Amount, Terminated

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- Definition

Derivative, Termination Proceeds, Amortization Period

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- Definition

Gain (Loss) On Derivative Termination

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- Definition

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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- Definition

Nominal or face amount used to calculate payment on derivative.

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- Definition

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

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- Definition

Amount before tax of reclassification adjustments of other comprehensive income (loss).

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Amount before tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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Hedging Activities - Narrative (Details) £ in Millions, $ in Millions, € in Billions	3 Months Ended			6 Months Ended	9 Months Ended		12 Months Ended
	Dec. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 GBP (£)	Jun. 15, 2023 USD ($)	Mar. 31, 2023 GBP (£)	Dec. 31, 2022 GBP (£)	Sep. 30, 2022 EUR (€)
Derivative [Line Items]
Debt outstanding	$ 5,673				$ 5,673		$ 5,594
Gain (loss) on derivative termination	97
Disposed of by sale \| U.K. Disposal Group (Disposal Group)
Derivative [Line Items]
Reclassification of gains from AOCI				$ 26		$ 26
Disposed of by sale \| European Businesses (Disposal Group)
Derivative [Line Items]
Reclassification from AOCI, current period, before tax			$ 112			112
Fair Value Hedges \| USD \| Floating interest rate swaps \| Derivatives designated for hedge accounting
Derivative [Line Items]
Derivative, notional amount	1,250				$ 1,250		1,250
Cash Flow Hedges \| Floating interest rate swaps \| Derivatives designated for hedge accounting
Derivative [Line Items]
Derivative, notional amount, entered into during period		$ 50					450
Derivative, notional amount									$ 500
Derivative termination proceeds, amortization period (in years)					10 years
Cash Flow Hedges \| USD \| Fixed interest rate swaps \| Derivatives designated for hedge accounting
Derivative [Line Items]
Derivative, notional amount	0				$ 0		$ 450
Derivative notional amount, terminated	$ 500				$ 500
Cash Flow Hedges \| GBP \| Foreign currency forwards \| Derivatives designated for hedge accounting
Derivative [Line Items]
Derivative, notional amount \| £								£ 45		£ 0
Currency swap \| Fair Value Hedges \| EUR \| Derivatives designated for hedge accounting
Derivative [Line Items]
Derivative, notional amount \| €												€ 1.1
British Pound Sterling Denominated Notes \| Term Loan
Derivative [Line Items]
Debt outstanding \| £											£ 450
Euro Denominated Notes \| Term Loan
Derivative [Line Items]
Debt outstanding			$ 1,100			$ 1,100