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Debt - Senior Notes (Details) - Senior Note Two Point Nine Percent Due In Twenty Fifty One - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 21, 2021
Line of Credit Facility [Line Items]
Debt Instrument, Face Amount		$ 600
Debt Instrument, Interest Rate, Stated Percentage		2.90%
Proceeds from Debt, Net of Issuance Costs	$ 588
Debt Instrument, Redemption Price, Percentage	100.00%
Debt Instrument, Interest Rate, Increase (Decrease)	20.00%

X

- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Incremental percentage increase (decrease) in the stated rate on a debt instrument.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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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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- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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