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Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Income Tax [Line Items]      
Federal statutory tax rate 21.00% 35.00% 35.00%
Transition tax on accumulated foreign earnings, for cash and other net current assets   15.50%  
Transition tax on accumulated foreign earnings, remaining earnings   8.00%  
Tax cuts and jobs act provisional income tax expense benefit   $ 158,000  
Income tax benefit remeasurement of deferred tax assets and liabilities   14,600  
Provision for income taxes attributable to the tax act $ 13,300    
Additional charge related to transition tax on unremitted foreign earnings 5,300    
Reduction to net income tax benefit related to remeasurement of deferred taxes 8,000    
Tax cuts and jobs act provisional income tax expense benefit 156,700    
Federal net operating losses, deferred tax asset before valuation allowance 15,300    
Deferred tax assets before valuation allowances 3,500    
Foreign net operating losses, deferred tax asset before valuation allowance 255,900    
Deferred tax assets that do not satisfy realization criteria 248,500    
Increase (decrease) in valuation allowance (29,000)    
Undistributed earnings 2,100,000    
Additional undistributed foreign earnings 0    
Unrecognized tax benefits 94,962 35,826 $ 94,915
Unrecognized tax benefits that would affect our effective tax rate 50,200 18,800  
Unrecognized tax benefits that would affect our effective tax rate, net of federal benefits received $ 49,200 18,000  
Expiration of U.S. federal statute tax year 2014    
Income tax benefits related to interest and penalties $ 600 1,000 $ 2,900
Liability for interest and penalties 4,000 3,900  
Interest expense 3,500 $ 3,400  
Settlement of federal tax audits tax year 2005 to 2012 [Member]      
Income Tax [Line Items]      
Gross unrecognized tax benefits released 4,500    
Income tax benefits related to decreases in tax positions 3,100    
Income tax benefits related to interest and penalties 400    
Foreign Currency Translation and Tax Rate Changes [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance 11,800    
Earning of US and Foreign Subsidiaries [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance 11,600    
U.S. net operating loss utilization [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance 1,800    
Foreign net operating loss utilization [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance 2,000    
Valuation Allowance and Deferred Tax Asset Foreign NOLs [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance 5,500    
Foreign NOLs [Member]      
Income Tax [Line Items]      
Increase (decrease) in valuation allowance $ 3,700    
Federal [Member]      
Income Tax [Line Items]      
Payment of transition tax in annual interest-free installments period 8 years    
Payment of transition tax expiry year 2025    
Net operating loss carryforwards $ 72,700    
Operating loss carryforward, expiration period 2027    
State [Member]      
Income Tax [Line Items]      
Payment of transition tax expiry year 2018    
Operating loss carryforward, expiration period 2019    
State [Member] | Income Taxes Payable [Member]      
Income Tax [Line Items]      
Tax liability transition tax payable $ 7,400    
State [Member] | Non-Current Tax Liabilities [Member]      
Income Tax [Line Items]      
Tax liability transition tax payable $ 91,700    
Foreign [Member]      
Income Tax [Line Items]      
Operating loss carryforward, expiration period 2019