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Long-Term Debt - Additional Information (Detail)
 6 Months Ended 6 Months Ended 6 Months Ended 6 Months Ended 6 Months Ended
Jun. 30, 2011
USD ($)
Dec. 31, 2010
USD ($)
Jun. 30, 2010
USD ($)
Jun. 30, 2011
Revolving loans
U.S.
Senior Secured Credit Facility
USD ($)
Jun. 30, 2011
Revolving loans
Canadian
Senior Secured Credit Facility
CAD
Jun. 30, 2011
Revolving loans
Senior Secured Credit Facility
USD ($)
Jun. 30, 2011
Term loans
U.S.
Senior Secured Credit Facility
USD ($)
Jun. 30, 2011
Term loans
Canadian
Senior Secured Credit Facility
CAD
Jun. 30, 2011
Term loans
Euro
Senior Secured Credit Facility
EUR (€)
Jun. 30, 2011
Term loans
Senior Secured Credit Facility
Jun. 30, 2011
Revolving and term loans
Senior Secured Credit Facility
LIBOR
Jun. 30, 2011
Revolving and term loans
Senior Secured Credit Facility
Base Rate
Jun. 30, 2011
Senior Secured Credit Facility
USD ($)
Jun. 30, 2011
Senior Secured Credit Facility
Maximum
USD ($)
Jun. 30, 2011
Senior Secured Credit Facility
Minimum
Jun. 30, 2011
Bank debt
Revolving loans
U.S.
USD ($)
Jun. 30, 2011
Bank debt
Revolving loans
Euro
USD ($)
Jun. 30, 2011
Bank debt
Revolving loans
Euro
EUR (€)
Jun. 30, 2011
Bank debt
Revolving and term loans
Other foreign
USD ($)
Jun. 30, 2011
Bank debt
Revolving loans
USD ($)
Jun. 30, 2011
Revolving and term loans
Line of Credit Facility [Line Items]                                          
Date of refinancing, senior secured credit facility Jul. 28, 2011
Credit agreement       $ 790,000,000 10,000,000   $ 520,000,000 81,000,000 € 335,000,000       $ 1,900,000,000                
Additional Borrowing Capacity                           750,000,000              
Long-term debt maturity date Jul. 28, 2016 Jul. 28, 2017
Description of maturity date of line credit agreement                                         The final maturity date for the Revolving Loans and Term Loans will be July 7, 2016 if our 7¼ % Senior Notes have not been refinanced in full on or before July 7, 2016.
Final maturity date for the revolving and term loans if the 7 1/4 Senior Notes have not been refinanced in full on or before July 7, 2016                                         2016-07-07
Percentage of excess cash flow required for payment 50.00%                                        
Line of Credit Facility, Interest Rate Description                         Under the Credit Agreement, the interest rate for U.S. term loans will be either LIBOR or the base rate under the Credit Agreement plus a margin, the interest rate for Euro term loans will be the Euribor rate under the Credit Agreement plus a margin and the interest rate for Canadian term loans will be either the Bankers’ Acceptance discount rate or the Canadian prime rate under the Credit Agreement plus a margin. Initially, for Term Loans and Revolving Loans maintained as LIBOR, Euribor or Bankers’ Acceptance loans the margin will be 1.75 percent, and for Term Loans and Revolving Loans maintained as base rate or Canadian prime rate loans the margin will be 0.75 percent.                
Commitment fee percentage per annum                         0.375%                
Letters Of Credit Facing Fee                         500                
Letters Of Credit Facing Fee Percentage                         0.25%                
Line of Credit Facility, margin                     1.75% 0.75%                  
Commitment fee percentage per annum on the daily average unused portion of commitments                           0.375% 0.25%            
Letter of Credit Facility, Maximum Borrowing Amount           200,000,000                              
Expected pre-tax charge for loss on early extinguishment of debt (1,000,000)                                        
Long-term debt, current 146,602,000 13,949,000 88,372,000                               105,900,000 40,700,000  
Long term debt $ 1,345,827,000 $ 890,725,000 $ 760,465,000                         $ 120,000,000 $ 302,100,000 € 210,000,000   $ 422,100,000