XML 107 R85.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Tax [Line Items]        
Federal statutory tax rate   35.00% 35.00% 35.00%
Provision for income taxes attributable to the tax act   $ 143,400    
Tax cuts and jobs act provisional income tax expense benefit   158,000    
Income tax benefit remeasurement of deferred tax assets and liabilities   14,600    
Tax benefit from stock options exercised   100 $ 400 $ 3,200
Income tax benefit charged to additional paid-in capital       2,300
Federal net operating losses, deferred tax asset before valuation allowance   5,800    
Deferred tax assets before valuation allowances   3,300    
Foreign net operating losses, deferred tax asset before valuation allowance   273,100    
Deferred tax assets related to foreign income tax credits re-classed to income taxes payable   55,400    
Deferred tax assets that do not satisfy realization criteria   277,500    
Increase (decrease) in valuation allowance   (7,300)    
Undistributed earnings   2,500,000    
Additional undistributed foreign earnings   0    
Unrecognized tax benefits   35,826 94,915 92,538
Unrecognized tax benefits that would affect our effective tax rate   18,800 39,100  
Unrecognized tax benefits that would affect our effective tax rate, net of federal benefits received   18,000 35,700  
Income tax benefits related to interest and penalties   1,000 2,900 $ 3,200
Liability for interest and penalties   3,900 31,700  
Interest expense   3,400 $ 24,300  
Settlement of federal tax audits tax year 2005 to 2012 [Member]        
Income Tax [Line Items]        
Gross unrecognized tax benefits released   58,200    
Income tax benefits related to decreases in tax positions   17,000    
Income tax benefits related to interest and penalties   $ 15,300    
Minimum [Member]        
Income Tax [Line Items]        
Settlement of federal tax audits for tax year   2005    
Maximum [Member]        
Income Tax [Line Items]        
Settlement of federal tax audits for tax year   2012    
Foreign income tax credits [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   $ (42,300)    
U.S. net operating loss utilization [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   6,200    
Remeasurement due to enactment of tax act [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   5,200    
Foreign net operating loss utilization [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   4,700    
Foreign currency translation [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   28,800    
Foreign NOLs [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   20,300    
U.S. NOLs [Member]        
Income Tax [Line Items]        
Increase (decrease) in valuation allowance   2,000    
Federal [Member]        
Income Tax [Line Items]        
Net operating loss carryforwards   $ 27,500    
Operating loss carryforward, expiration period   2023    
Foreign [Member]        
Income Tax [Line Items]        
Operating loss carryforward, expiration period   2018    
State [Member]        
Income Tax [Line Items]        
Operating loss carryforward, expiration period   2018    
Scenario, Forecast [Member]        
Income Tax [Line Items]        
Federal statutory tax rate 21.00%