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
Income Taxes [Line Items]    
Accumulated undistributed foreign earnings $ 251,000  
Valuation allowance against deferred assets - non-current 14,524 $ 50,636
Gross unrecognized tax benefits, including interest and penalties 18,190 17,008
Unrecognized tax benefit that if recognized would impact effective tax rate 18,190 17,008
Accrued for interest and penalties $ 4,111 $ 3,198
Foreign | Minimum    
Income Taxes [Line Items]    
Tax credit carryforwards expiring year 2015  
State | Minimum    
Income Taxes [Line Items]    
Net operating losses carried forward expiring period 5 years  
State | Maximum    
Income Taxes [Line Items]    
Net operating losses carried forward expiring period 20 years  
Net operating losses carried forward expiring year 2036