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Long-Term Debt And Borrowing Arrangements - Additional Information (Detail) € in Millions, $ in Millions | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2018 EUR (€) | Mar. 31, 2017 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Gain (Loss) on Extinguishment of Debt | $ (19) | $ (3) | $ (27) |  |  |  |  |
Loans Payable [Member] | Floating Rate Term Loan Due March Two Thousand Twenty Two [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  | $ 1,100 |  |
Percentage Of Margin Aggregate Interest Rate |  | 3.70% |  |  |  |  |  |
Loans Payable [Member] | Floating Rate Term Loan Due March Two Thousand Twenty Five [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Percentage Of Margin Aggregate Interest Rate | 4.53% |  |  |  |  |  |  |
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 |
Senior Notes [Member] | 5 1/2% Senior Notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | $ 175
Proceeds from Issuance of Senior Long-term Debt |  |  |  | $ 500 |  |  |  |
Senior Notes [Member] | Five and One over Eight Senior Notes [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  |  | $ 400
Interest Rate Swap [Member] | Loans Payable [Member] | Floating Rate Term Loan Due March Two Thousand Twenty Two [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Fixed Interest Rate |  | 3.79% |  |  |  |  |  |
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 |  |  |  |  | 3.67% |  |  |

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