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Business Segment, Geographic Area, Product and Significant Customer Information - Schedule of Net Revenues and Long-Lived Assets by Geographic Regions (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues $ 463,561 $ 554,275  
Long-lived assets 286,253   $ 224,053
United States [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues 224,347 276,720  
Long-lived assets 198,747   146,687
South Korea [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues 35,802 54,011  
Japan [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues 42,102 58,274  
Europe [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues 59,983 63,886  
Long-lived assets 29,983   26,794
Asia (Excluding Korea and Japan) [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenues 101,327 $ 101,384  
Long-lived assets $ 57,523   $ 50,572