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Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income Taxes [Line Items]      
Valuation allowance for deferred income tax assets $ 16,141 $ 13,028 $ 13,300
Increase (decrease) in total valuation allowance 3,100 (300) 6,400
Tax effect of state and foreign net operating loss carryforwards 27,255 19,353  
2016 100    
2017 1,200    
2018 700    
2019 700    
2020 300    
Thereafter 26,800    
Valuation allowance foreign and state net operating loss carryforwards 13,900    
Not provided U.S. income taxes of unremitted foreign earnings 269,800    
Reduction due to expiration of certain federal and state statutes of limitations 282 9,209 11,233
Interest and penalties expense (income) in the provision for income taxes 2,400 $ 500 $ (200)
Gross Amount Before Balance Sheet Presentation Netting [Member]      
Income Taxes [Line Items]      
Tax effect of state and foreign net operating loss carryforwards $ 29,800    
Tax Year 2010 [Member]      
Income Taxes [Line Items]      
Income Tax Examination, Year under Examination 2010    
Tax Year 2011 [Member]      
Income Taxes [Line Items]      
Income Tax Examination, Year under Examination 2011    
Tax Year 2012 [Member]      
Income Taxes [Line Items]      
Income Tax Examination, Year under Examination 2012