XML 103 R93.htm IDEA: XBRL DOCUMENT v3.20.2
Business Segment, Geographic Area, Product/Service Offerings and Significant Customer Information - Schedule of Net Revenues and Long-Lived Assets by Geographic Regions (Detail) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues $ 544.3 $ 474.1 $ 1,080.0 $ 937.7  
Long-lived assets 453.1   453.1   $ 339.3
United States [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 245.0 217.5 476.5 441.9  
Long-lived assets 331.1   331.1   208.3
South Korea [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 65.0 38.9 141.0 74.7  
China [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 75.2 56.0 124.9 93.8  
Japan [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 37.3 31.0 77.2 73.1  
Germany [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 30.4 37.4 64.9 75.5  
Other Countries [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Net revenues 91.4 $ 93.3 195.5 $ 178.7  
Europe [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Long-lived assets 37.0   37.0   41.4
Asia [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Long-lived assets $ 85.0   $ 85.0   $ 89.6