Annual report pursuant to Section 13 and 15(d)

Segment Information - Additional Information (Detail)

v3.3.1.900
Segment Information - Additional Information (Detail)
$ in Millions
 12 Months Ended
Dec. 31, 2015
USD ($)
Segment
Country
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2012
USD ($)
Segment Reporting Information [Line Items]        
Number of countries in which the Company sells products | Country 93      
Number of reportable segments | Segment 2      
Goodwill allocated to the Company's Segment $ 91.8 $ 102.2    
Cash and cash equivalents 889.8 645.4 $ 973.0 $ 333.5
Total amount of cash held by foreign subsidiaries maintained or invested in U.S. dollars 19.1 8.3    
Primary Reporting Segment [Member]        
Segment Reporting Information [Line Items]        
Goodwill allocated to the Company's Segment 88.5 98.8    
China [Member]        
Segment Reporting Information [Line Items]        
Goodwill allocated to the Company's Segment 3.3 3.4    
Foreign countries [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents 310.5 440.8    
United States [Member]        
Segment Reporting Information [Line Items]        
Cash and cash equivalents $ 579.3 $ 204.6