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Debt - Additional Information (Detail) | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Sep. 30, 2016 USD ($) | Sep. 30, 2017 EUR (€) | Dec. 31, 2016
Debt Instrument [Line Items] |  |  |  |  |  |  |
Consideration for repurchase of debt |  |  | $ 897,000,000 |  |  |  |
Loss related to extinguishment of debt/credit facility |  |  | (27,800,000) | $ (32,300,000) | $ (47,100,000) |  |
Other comprehensive income (loss), foreign currency transaction and translation gain (loss) arising during period, net of tax |  |  |  | $ (14,000,000) |  |  |
Tender Offers [Member] | Maximum [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  |  | 1,060,000,000 |  |  |  |
6.25% Senior Notes Due 2018 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  |  | $ 63,000,000 |  |  |  |
Senior notes rate | 6.25% |  | 6.25% |  |  |  | 6.25%
Consideration for repurchase of debt | $ 195,000,000 |  |  |  |  |  |
Loss related to extinguishment of debt/credit facility |  | $ 4,500,000 |  |  |  |  |
Debt Instrument, face amount | $ 187,000,000 |  |  |  |  |  |
2.60% Senior Notes Due 2019 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  |  | $ 733,000,000 |  |  |  |
Senior notes rate |  |  | 2.60% | 2.60% |  | 2.60% | 2.60%
3.75% Senior Notes Due 2021 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior notes rate |  |  |  | 3.75% |  | 3.75% | 3.75%
Debt Instrument, face amount | € |  |  |  |  |  | € 300,000,000 |
Debt Instrument, maturity date |  |  |  | Oct. 01, 2021 |  |  |
4.70% Senior Notes Due 2020 [Member] |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  |  | $ 76,000,000 |  |  |  |
Senior notes rate |  |  | 4.70% | 4.70% |  | 4.70% | 4.70%
Debt Instrument, face amount |  |  |  | $ 277,000,000 |  |  |

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