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Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Taxes [Line Items]      
Valuation allowance for deferred income tax assets $ 14,991 $ 16,141 $ 13,000
Change in total valuation allowance (1,100) 3,100 (300)
Tax effect of state and foreign net operating loss carryforwards 37,362 27,255  
2017 700    
2018 400    
2019 800    
2020 500    
2021 500    
Thereafter 37,300    
Valuation allowance foreign and state net operating loss carryforwards 12,600    
Not provided U.S. income taxes of unremitted foreign earnings 298,800    
Reduction due to expiration of certain federal and state statutes of limitations 23,448 282 9,209
Interest and penalties expense (income) in the provision for income taxes (3,200) $ 2,400 $ 500
Gross Amount Before Balance Sheet Presentation Netting [Member]      
Income Taxes [Line Items]      
Tax effect of state and foreign net operating loss carryforwards $ 40,200    
Tax Year 2010 [Member] | Internal Revenue Service (IRS) [Member]      
Income Taxes [Line Items]      
Income tax examination, year completed 2010    
Tax Year 2011 [Member] | Internal Revenue Service (IRS) [Member]      
Income Taxes [Line Items]      
Income tax examination, year completed 2011    
Tax Year 2012 [Member] | Internal Revenue Service (IRS) [Member]      
Income Taxes [Line Items]      
Income tax examination, year completed 2012    
Earliest Tax Year [Member] | Canada Revenue Agency [Member]      
Income Taxes [Line Items]      
Open tax year 2010    
Latest Tax Year [Member] | Canada Revenue Agency [Member]      
Income Taxes [Line Items]      
Open tax year 2014