Business Segments - Information on Company's Business Segments (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Segment Reporting Information [Line Items]          
Sales to external customers $ 855,656 $ 827,531 $ 2,597,457 $ 2,488,402  
Intersegment sales 0 0 0 0  
Segment profit (loss) 49,171 45,387 151,735 134,232  
Segment assets 2,463,304   2,463,304   $ 2,304,292
Reportable Geographical Components [Member] | North America [Member]          
Segment Reporting Information [Line Items]          
Sales to external customers 450,795 456,352 1,361,183 1,327,262  
Intersegment sales 3,409 3,037 9,908 10,933  
Segment profit (loss) 55,031 58,327 169,857 156,978  
Segment assets 956,265   956,265   864,647
Reportable Geographical Components [Member] | Europe [Member]          
Segment Reporting Information [Line Items]          
Sales to external customers 242,773 247,275 794,411 784,387  
Intersegment sales 3,600 3,103 10,081 8,523  
Segment profit (loss) (5,632) (4,766) (7,510) (6,377)  
Segment assets 708,615   708,615   631,309
Reportable Geographical Components [Member] | Asia Pacific [Member]          
Segment Reporting Information [Line Items]          
Sales to external customers 137,174 102,080 380,483 299,619  
Intersegment sales 1,426 2,196 3,925 5,032  
Segment profit (loss) 3,037 (690) 6,073 3,745  
Segment assets 575,745   575,745   508,704
Reportable Geographical Components [Member] | South America [Member]          
Segment Reporting Information [Line Items]          
Sales to external customers 24,914 21,824 61,380 77,134  
Intersegment sales 1 28 5 45  
Segment profit (loss) (3,265) (7,484) (16,685) (20,114)  
Segment assets 47,708   47,708   39,117
Eliminations and other [Member]          
Segment Reporting Information [Line Items]          
Intersegment sales (8,436) $ (8,364) (23,919) $ (24,533)  
Segment assets $ 174,971   $ 174,971   $ 260,515