Percentage Of Margin Aggregate Interest Rate.

No definition available.

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- Definition

The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.

+ References

No definition available.

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- Definition

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

+ References

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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.

+ References

No definition available.

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- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

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Long-Term Debt And Borrowing Arrangements - Additional Information (Detail) € in Millions	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2020 EUR (€)	Sep. 30, 2020 USD ($)	Aug. 31, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2014 USD ($)
Debt Instrument [Line Items]
Document Period End Date	Dec. 31, 2020
Gain (Loss) on Extinguishment of Debt	$ (9,000,000)	$ (12,000,000)	$ (19,000,000)
Loans Payable [Member] \| Floating Rate Term Loan Due March Two Thousand Twenty Five [Member]
Debt Instrument [Line Items]
Derivative, Fixed Interest Rate	2.25%				2.25%
Debt Instrument, Face Amount	$ 1,200,000,000
Percentage Of Margin Aggregate Interest Rate	2.40%
Senior Notes [Member] \| Four and three over four Euro-Denominated Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount \| €					€ 350
Senior Notes [Member] \| Five And One Over Four Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount									$ 375,000,000
Senior Notes [Member] \| 5 1/2% Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 200,000,000	475,000,000					$ 100,000,000	$ 400,000,000		$ 175,000,000
Debt Instrument, Repurchase Amount	202,000,000							$ 483,000,000
Proceeds from Issuance of Senior Long-term Debt				$ 500,000,000
Senior Notes [Member] \| Five and One over Eight Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Repurchase Amount \| €					€ 410
Senior Notes [Member] \| Five and Three over Four Senior Note [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 400,000,000				$ 350,000,000
Senior Notes [Member] \| Ten And One Over Two Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 500,000,000
Interest Rate Swap [Member] \| Loans Payable [Member] \| Floating Rate Term Loan Due March Two Thousand Twenty Five [Member]
Debt Instrument [Line Items]
Derivative, Fixed Interest Rate	4.58%				4.58%