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Restructuring Charges - Additional Information (Detail) (USD $)
 3 Months Ended 12 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended
Sep. 30, 2012
Apr. 01, 2012
Jan. 01, 2012
Jan. 01, 2012
Employees
Apr. 01, 2012
Workforce Reduction
Jan. 01, 2012
Workforce Reduction
Sep. 30, 2012
Workforce Reduction
Apr. 01, 2012
Fixed Asset Impairment
Jan. 01, 2012
Fixed Asset Impairment
Sep. 30, 2012
Fixed Asset Impairment
Apr. 01, 2012
Primarily Severance Expense
Jan. 01, 2012
Primarily Severance Expense
Apr. 01, 2012
Other Restructuring
Restructuring Cost and Reserve [Line Items]                          
Total restructuring charge   $ 16,300,000 $ 5,800,000                    
Cost Incurred         5,400,000 5,000,000 4,351,000 9,300,000 800,000 9,364,000 7,000,000 5,000,000 1,600,000
Cost Incurred on European Operations $ 800,000           $ 6,126,000     $ 9,364,000      
Employees were affected restructuring plan       90