Business Segments - Information on Company's Business Segments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Segment Reporting Information [Line Items]
Sales to external customers	$ 837,606	$ 747,577
Intersegment sales	0	0
Segment profit (loss)	33,421	27,764
Restructuring	3,089	4,760
Segment assets	2,147,913		2,102,754
Reportable Geographical Components [Member] | North America [Member]
Segment Reporting Information [Line Items]
Sales to external customers	432,605	382,808
Intersegment sales	3,359	3,734
Segment profit (loss)	38,460	33,806
Restructuring	98	1,784
Segment assets	926,044		866,847
Reportable Geographical Components [Member] | Europe [Member]
Segment Reporting Information [Line Items]
Sales to external customers	308,161	264,487
Intersegment sales	2,227	1,847
Segment profit (loss)	(3,182)	(6,053)
Restructuring	2,863	2,970
Segment assets	705,154		680,920
Reportable Geographical Components [Member] | South America [Member]
Segment Reporting Information [Line Items]
Sales to external customers	39,766	45,402
Intersegment sales	0	0
Segment profit (loss)	(2,507)	(3,381)
Restructuring	0	0
Segment assets	144,275		138,469
Reportable Geographical Components [Member] | Asia Pacific [Member]
Segment Reporting Information [Line Items]
Sales to external customers	57,074	54,860
Intersegment sales	1,847	2,105
Segment profit (loss)	650	3,392
Restructuring	128	6
Segment assets	245,378		243,736
Reportable Geographical Components [Member] | Total geographical [Member]
Segment Reporting Information [Line Items]
Sales to external customers	837,606	747,557
Eliminations and other [Member]
Segment Reporting Information [Line Items]
Intersegment sales	(7,433)	(7,686)
Segment assets	$ 127,062		$ 172,782