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Debt - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Aug. 21, 2018
Feb. 24, 2017
Mar. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]        
Other current liabilities     $ 4,152 $ 3,551
Long-term debt, amount outstanding     666,572 671,756
Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Unused borrowings     500,000  
Term Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of credit, amount outstanding     279,000  
Long-term debt, amount outstanding     $ 279,023 284,959
Credit Agreement [Member]        
Debt Instrument [Line Items]        
Credit facility, interest rate margin above federal fund rate     0.50%  
Credit facility, interest rate margin above one-month LIBOR rate     1.00%  
Credit facility, borrowing rate     4.25%  
Credit Facility maturity date     Feb. 24, 2022  
Credit Agreement [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Credit facility, interest rate margin above base rate     0.25%  
Credit facility, interest rate margin above LIBOR rate     1.25%  
Credit Agreement [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Credit facility, interest rate margin above base rate     1.25%  
Credit facility, interest rate margin above LIBOR rate     2.25%  
Credit Agreement [Member] | Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Credit facilities, maximum borrowing capacity   $ 500,000    
Credit facilities, maturity   5 years    
Credit Agreement [Member] | Term Credit Facility [Member]        
Debt Instrument [Line Items]        
Credit facilities, maximum borrowing capacity   $ 415,000    
Credit facilities, maturity   5 years    
Multi-year License Agreement [Member] | Notes Payable, Other Payables [Member]        
Debt Instrument [Line Items]        
Other current liabilities     $ 2,500  
Other non-current liabilities     6,900  
Outstanding other Long-term Debt     9,400  
5.750% Senior Notes, due August 2026 [Member] | Senior Notes [Member]        
Debt Instrument [Line Items]        
Issue price percentage of senior notes of the principal amount 100.00%      
Stated interest rate 5.75%      
Maturity date of senior notes Aug. 15, 2026      
Long-term debt, amount outstanding     $ 400,000 $ 400,000
Debt instrument, face amount $ 400,000      
6.375% Senior Notes, due August 2020 [Member] | Senior Notes [Member]        
Debt Instrument [Line Items]        
Stated interest rate     6.375%  
Parent Company and Domestic Subsidiaries [Member] | Credit Agreement [Member]        
Debt Instrument [Line Items]        
Percentage of capital stock pledged as collateral     100.00%  
Foreign Subsidiaries [Member] | Credit Agreement [Member]        
Debt Instrument [Line Items]        
Percentage of capital stock pledged as collateral     65.00%