Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.6.0.2
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Business Acquisition [Line Items]        
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense $ 23,417 $ 26,053 $ 10,808 $ 5,462
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount 6,661 (14,891) (3,087)  
Provision (benefit) for income taxes $ 2,398 (575) (1,704)  
Tax Credit Carryforward, Expiration Date Dec. 31, 2020      
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount $ (6,661) 14,931 3,087  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Results 8,300      
New Accounting Pronouncement, Effect on Income Taxes 8,100      
Valuation Allowance, Deferred Tax Asset, Release due to Acquisition, amount 0 $ 1,757 $ 2,335  
Unrecognized tax expense (benefit), without valuation allowance remaining 17,100      
Income Tax Examination, Penalties and Interest Accrued $ 200      
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Other Information .2      
Foreign Tax Authority [Member]        
Business Acquisition [Line Items]        
Operating Loss Carryforwards $ 14,700      
State and Local Jurisdiction [Member]        
Business Acquisition [Line Items]        
Operating Loss Carryforwards 39,300      
Tax Credit Carryforward, Amount 43,500      
Domestic Tax Authority [Member]        
Business Acquisition [Line Items]        
Operating Loss Carryforwards 38,100      
Tax Credit Carryforward, Amount 33,600      
Federal Alternative Minimum Tax Credit Carryforward $ 1,000