Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.6.0.2
Income Taxes - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Schedule Of Income Taxes [Line Items]        
U.S. federal and state statutory rate 39.00%      
Income (loss) before income taxes $ 359,484,000 $ 333,497,000 $ 191,380,000  
Income tax expense $ 74,125,000 $ 72,450,000 $ 39,184,000  
Effective tax rate 20.60% 21.70% 20.50%  
Cash and cash equivalents $ 718,536,000 $ 507,991,000 $ 466,685,000 $ 372,011,000
Cumulative total earnings 699,600,000 482,700,000    
Increase in unrecognized tax benefits 500,000      
Unrecognized tax benefits that would be recorded as reduction in income tax expense if recognized 5,500,000      
Interest and penalties 400,000 600,000 200,000  
Accrued interest and penalties 1,100,000 1,500,000    
Prior year unrecognized tax benefits by result of expiring statutes 126,000 1,582,000    
Reduction in prior period unrecognized tax benefits 600,000      
Reasonably possible reduction in unrecognized tax benefits for next twelve months 900,000      
Other international [Member]        
Schedule Of Income Taxes [Line Items]        
Increase (decrease) in net sales 344,900,000      
Non-US [Member]        
Schedule Of Income Taxes [Line Items]        
Cash and cash equivalents $ 368,400,000      
Non-US [Member] | Geographic concentration risk [Member] | Cash and Cash Equivalents Geographical Area [Member]        
Schedule Of Income Taxes [Line Items]        
Percentage of cash and cash equivalents 51.30%      
Non-US [Member] | Funds Available For Repatriation [Member]        
Schedule Of Income Taxes [Line Items]        
Cash and cash equivalents $ 33,400,000      
Non-U.S jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Income (loss) before income taxes $ 253,900,000      
Average income tax rate 11.60%      
Income tax expense $ 29,500,000      
Income before income taxes relates to foreign losses 16,200,000      
Net operating loss carry-forwards 69,400,000 66,800,000    
Valuation allowance against deferred tax assets 16,700,000 16,500,000    
U.S Jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Income (loss) before income taxes $ 105,589,000 136,726,000 82,778,000  
Average income tax rate 42.30%      
Income tax expense $ 44,654,000 52,173,000 32,500,000  
Jersey [Member]        
Schedule Of Income Taxes [Line Items]        
Income (loss) before income taxes 146,880,000 123,721,000 77,555,000  
Increase in earnings before income taxes $ 23,200,000      
Percentage of increase in earnings before income taxes 18.70%      
Other jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Income (loss) before income taxes $ 50,620,000 40,742,000 28,867,000  
Income tax expense 17,739,000 9,029,000 $ 5,505,000  
State [Member]        
Schedule Of Income Taxes [Line Items]        
Tax credits due to operating loss carried back 5,000,000 8,800,000    
Net operating loss carry-forwards 31,700,000 33,300,000    
Valuation allowance against deferred tax assets $ 0 $ 0    
Credit carry-forward expiration, description These tax credit and net operating loss carry-forward amounts don’t begin to expire until 2028 and 2021, respectively.      
Domestic and Foreign [Member]        
Schedule Of Income Taxes [Line Items]        
Prior year unrecognized tax benefits by result of expiring statutes $ 400,000      
Minimum [Member] | Non-U.S jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Statutory federal rate 0.00%      
Minimum [Member] | Other jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Consolidated earnings (loss) before taxes, percent 5.00%      
Maximum [Member] | Non-U.S jurisdictions [Member]        
Schedule Of Income Taxes [Line Items]        
Statutory federal rate 34.00%