Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Reconciliation of Revenue from Segments to Consolidated (Detail)

v3.8.0.1
Segment Information - Reconciliation of Revenue from Segments to Consolidated (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total Net Sales $ 1,176.9 $ 1,102.1
Primary Reporting Segment [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total Net Sales 964.7 886.5
China [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Total Net Sales $ 212.2 $ 215.6