Industry Segments and Foreign Operations - Long-Lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	$ 1,448,494	$ 1,318,140
Reportable Geographic Regions | United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	834,203	789,067
Reportable Geographic Regions | Taiwan
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	178,452	167,907
Reportable Geographic Regions | France
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	131,346	117,965
Reportable Geographic Regions | Brazil
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	84,373	73,017
Reportable Geographic Regions | Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	70,946	60,568
Reportable Geographic Regions | All other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets, at cost	$ 149,174	$ 109,616