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Debt and Credit Facilities - Total Debt Outstanding (Parenthetical) (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 | Dec. 31, 2016
Debt Instrument [Line Items] |  |  |
Short-term borrowings | [1],[2],[3] | $ 96.9 | $ 83.0
Short-term Debt, Weighted Average Interest Rate |  | 3.40% | 4.80%
Long-term Debt, Weighted Average Interest Rate |  | 4.60% | 4.70%
Unamortized discounts/issuance costs |  | $ 34.8 | $ 36.3
U.S. Accounts Receivable Securitization Program [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Short-term borrowings |  | 30.0 | $ 83.0
Revolving Credit Facility [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Short-term borrowings |  | 5.0 |
Line of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Short-term borrowings |  | $ 61.9 |
Term Loan A Due July 2019 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt maturity month and year, Term loan |  | 2019-07 | 2019-07
Term loan facilities, prepayment due year |  | 2018 |
6.50% Senior Notes Due December 2020 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 6.50% | 6.50%
Debt maturity month and year, Senior notes |  | 2020-12 | 2020-12
4.875% Senior Notes due December 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 4.875% | 4.875%
Debt maturity month and year, Senior notes |  | 2022-12 | 2022-12
5.25% Senior Notes Due April 2023 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 5.25% | 5.25%
Debt maturity month and year, Senior notes |  | 2023-04 | 2023-04
4.50% Senior Notes due September 2023 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 4.50% | 4.50%
Debt maturity month and year, Senior notes |  | 2023-09 | 2023-09
5.125% Senior Notes due December 2024 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 5.125% | 5.125%
Debt maturity month and year, Senior notes |  | 2024-12 | 2024-12
5.50% Senior Notes due September 2025 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 5.50% | 5.50%
Debt maturity month and year, Senior notes |  | 2025-09 | 2025-09
6.875% Senior Notes Due July 2033 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt interest rate |  | 6.875% | 6.875%
Debt maturity month and year, Senior notes |  | 2033-07 | 2033-07
[1] | As of March 31, 2017 and December 31, 2016, there were $26.3 million and $25.4 million of cash held on deposit, respectively, as a compensating balance for certain short-term borrowings, which is recorded in other current assets on the Condensed Consolidated Balance Sheet
[2] | Includes total borrowings under the accounts receivable securitization programs, the revolving credit facility and borrowings under lines of credit available to several subsidiaries.
[3] | Short-term borrowings of $96.9 million at March 31, 2017 are comprised primarily of $61.9 million short-term borrowing from various lines of credit, $30.0 million of borrowings outstanding under our U.S. accounts receivable securitization program and $5.0 million outstanding under our revolving credit facility. Short-term borrowings at December 31, 2016 were comprised primarily of $83.0 million short-term borrowings from various lines of credit.

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