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Corporate Restructuring and Other Organizational Changes - Additional Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]        
Employee termination costs paid during the period   $ 600    
Restructuring charges incurred $ 2,800 5,041    
Employee termination costs     $ 1,300  
Restructuring charges 5,141 5,141   $ 1,045
Severance [Member]        
Restructuring Cost and Reserve [Line Items]        
Severance liability to be paid over the next 12 months 200 200    
Restructuring charges 180 180   777
Facility Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges incurred   5,041    
Restructuring charges 4,961 4,961   $ 268
Facility Closures [Member] | Other Current Liabilities        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges 1,200 1,200    
Facility Closures [Member] | Other Noncurrent Liabilities        
Restructuring Cost and Reserve [Line Items]        
Restructuring charges $ 3,800 $ 3,800