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Debt - Additional Information (Detail) | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2017 EUR (€)
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) | $ (47,600,000) |
Debt instrument, unamortized discount (premium) and debt issuance costs, net |  |  |  | 68,900,000 | $ 80,100,000 |
Other comprehensive income (loss), foreign currency transaction and translation gain (loss) arising during period, net of tax |  |  |  | 19,700,000 |  |
New Receivables Facility [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  | $ 950,000,000 |  |
Debt Instrument, maturity date |  |  |  | Oct. 01, 2019 |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 0.80% |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  |  |  | 0.40% |  |
Revolving Credit Facility [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  |  | $ 1,250,000,000 |  |
Revolving Credit Facility [Member] | Letter of Credit [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  | $ 100,000,000 |  |
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% |
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 |  |
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 |  |

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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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