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Long-Term Debt Summary of Long-Term Debt (Detail) $ in Thousands, € in Millions, CAD in Millions | Feb. 13, 2017 | Dec. 31, 2016 EUR (€) | Dec. 31, 2016 CAD | Dec. 31, 2016 USD ($) | Dec. 31, 2015 EUR (€) | Dec. 31, 2015 CAD | Dec. 31, 2015 USD ($) | Dec. 31, 2014 | Sep. 09, 2013 | Mar. 23, 2012
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | $ 1,571,192 |  |  | $ 1,525,818 |  |  |
Unamortized Debt Issuance Costs |  |  |  | 9,609 |  |  | 12,271 |  |  |
Total debt |  |  |  | 1,561,583 |  |  | 1,513,547 |  |  |
Less current portion |  |  |  | 217,127 |  |  | 152,398 |  |  |
Long-term debt |  |  |  | 1,344,456 |  |  | 1,361,149 |  |  |
Long-term debt, due in the next twelve months |  |  |  | 217,127 |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in 2018 |  |  |  | 9,187 |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in 2019 |  |  |  | 2,789 |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in 2020 |  |  |  | 633,171 |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in 2021 |  |  |  | 0 |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in 2022 and Thereafter |  |  |  | 708,918 |  |  |  |  |  |
Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 771,192 |  |  | $ 725,818 |  |  |
Revolving And Term Loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  | $ 868,100 |  |  |  |  |  |
Bank revolving loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 2.00% | 2.00% | 2.00% | 1.70% | 1.70% | 1.70% | 1.70% |  |
Long-term debt, due in the next twelve months |  |  |  | $ 99,500 |  |  |  |  |  |
Bank revolving loans [Member] | Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 99,500 |  |  | $ 0 |  |  |
U.S. term loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 310,300 |  |  | 346,800 |  |  |
U.S. term loans [Member] | Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 310,250 |  |  | 346,750 |  |  |
Canadian term loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity | CAD |  |  | CAD 15.0 |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount | CAD |  |  | CAD 59.5 |  |  | CAD 66.5 |  |  |  |
Canadian term loans [Member] | Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 44,274 |  |  | 47,973 |  |  |
Euro term loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount | € |  | € 187.0 |  |  | € 209.0 |  |  |  |  |
Euro term loans [Member] | Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 196,668 |  |  | $ 227,434 |  |  |
Other foreign bank revolving and term loans [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Long-term debt, due in the next twelve months |  |  |  | $ 112,400 |  |  |  |  |  |
Other foreign bank revolving and term loans [Member] | Bank Borrowings [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 3.80% | 3.80% | 3.80% | 3.70% | 3.70% | 3.70% | 3.90% |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | $ 120,500 |  |  | $ 103,661 |  |  |
Term Loan [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Long-term debt, due in the next twelve months |  |  |  | 5,200 |  |  |  |  |  |
5½% Senior Notes [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | 300,000 |  |  | 300,000 |  |  |
Stated interest rate |  |  |  |  |  |  |  |  | 5.50% |
5% Senior Notes [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt, Long-term and Short-term, Combined Amount |  |  |  | $ 500,000 |  |  | $ 500,000 |  |  |
Stated interest rate |  |  |  |  |  |  |  |  |  | 5.00%
Subsequent Event [Member] | Three and One Quarter Percent Senior Notes due 2025 [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rate | 3.25% |  |  |  |  |  |  |  |  |
Subsequent Event [Member] | Four and Three Quarters Percent Senior Notes due 2025 [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rate | 4.75% |  |  |  |  |  |  |  |  |

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