Debt and Credit Facilities - Total Debt Outstanding (Detail) € in Millions	Dec. 31, 2018 USD ($)	Dec. 31, 2018 EUR (€)	Dec. 31, 2017 USD ($)
Debt Instrument [Line Items]
Short-term borrowings	$ 232,800,000		$ 25,300,000
Current portion of long-term debt	4,900,000		2,200,000
Total current debt	237,700,000		27,500,000
Other	29,200,000		6,300,000
Total long-term debt, less current portion	3,236,500,000		3,230,500,000
Total debt	$ 3,474,200,000		3,258,000,000
Amount outstanding under accounts receivable securitization program			$ 0
Weighted average interest rate on short-term borrowing	2.80%	2.80%	5.40%
Weighted average interest rate on long-term debt	5.40%	5.40%	5.30%
Unamortized discount and issuance costs	$ 24,300,000		$ 29,500,000
Revolving Credit Facility
Debt Instrument [Line Items]
Short-term borrowings	140,000,000
Line of Credit
Debt Instrument [Line Items]
Short-term borrowings	8,900,000		23,200,000
Accounts Payable Under Financing Arrangements
Debt Instrument [Line Items]
Short-term borrowings			2,100,000
European Accounts Receivable Securitization Program \| European Program
Debt Instrument [Line Items]
Amount outstanding under accounts receivable securitization program	83,900,000	€ 73.3	0
6.50% Senior Notes due December 2020
Debt Instrument [Line Items]
Senior notes	$ 424,000,000		423,600,000
Debt interest rate	6.50%	6.50%
4.875% Senior Notes due December 2022
Debt Instrument [Line Items]
Senior notes	$ 421,100,000		420,400,000
Debt interest rate	4.875%	4.875%
5.25% Senior Notes due April 2023
Debt Instrument [Line Items]
Senior notes	$ 421,200,000		420,400,000
Debt interest rate	5.25%	5.25%
4.50% Senior Notes due September 2023
Debt Instrument [Line Items]
Senior notes	$ 454,900,000		474,300,000
Debt interest rate	4.50%	4.50%
5.125% Senior Notes due December 2024
Debt Instrument [Line Items]
Senior notes	$ 421,300,000		420,700,000
Debt interest rate	5.125%	5.125%
5.50% Senior Notes due September 2025
Debt Instrument [Line Items]
Senior notes	$ 397,100,000		396,700,000
Debt interest rate	5.50%	5.50%
6.875% Senior Notes due July 2033
Debt Instrument [Line Items]
Senior notes	$ 445,500,000		445,400,000
Debt interest rate	6.875%	6.875%
Term Loan A due July 2023
Debt Instrument [Line Items]
Term Loan A due July 2023	$ 222,200,000		$ 222,700,000

Amount of borrowing outstanding under accounts receivable securitization program.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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