SEGMENT INFORMATION (Geographic) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Net sales	$ 572,586	$ 558,383	$ 569,198	$ 542,959	$ 588,167	$ 511,380	$ 524,139	$ 494,395	$ 2,243,126	$ 2,118,081	$ 1,823,307
Property, plant, and equipment, net	458,919				515,718				458,919	515,718	489,593
UNITED STATES
RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Net sales									1,521,034	1,444,019	1,276,571
Property, plant, and equipment, net	323,937				365,691				323,937	365,691	352,615
United Kingdom [Member]
RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Net sales									145,092	134,815	136,052
Property, plant, and equipment, net	45,625				43,434				45,625	43,434	43,341
Canada [Member]
RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Net sales									72,392	66,234	61,916
Property, plant, and equipment, net	20,257				27,975				20,257	27,975	31,740
Other Foreign Countries [Member]
RevenuesFromExternalCustomersAndLongLivedAssetsLineItems
Net sales									504,608	473,013	348,768
Property, plant, and equipment, net	$ 69,100				$ 78,618				$ 69,100	$ 78,618	$ 61,897