SEGMENT INFORMATION - Geographic Area Data (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales	$ 832,849	$ 809,527	$ 847,028	$ 818,594	$ 820,866	$ 797,271	$ 731,068	$ 695,249	$ 3,307,998	$ 3,044,454	$ 2,566,392
Long-Lived Assets	353,193				339,111				353,193	339,111	276,078
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									1,754,924	1,537,002	1,336,604
Long-Lived Assets	171,362				158,913				171,362	158,913	150,952
United Kingdom
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									368,505	362,855	297,139
Long-Lived Assets	63,694				62,305				63,694	62,305	43,733
Canada
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									204,674	175,561	167,417
Long-Lived Assets	4,876				5,462				4,876	5,462	6,442
Mexico
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									190,034	174,218	128,184
Long-Lived Assets	8,839				7,812				8,839	7,812	5,862
China
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									100,586	101,889	49,952
Long-Lived Assets	12,256				12,788				12,256	12,788	7,863
Germany
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									92,422	86,792	54,869
Long-Lived Assets	31,642				33,441				31,642	33,441	13,599
Australia
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									86,809	113,668	141,056
Long-Lived Assets	8,424				6,505				8,424	6,505	5,033
Brazil
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									84,595	83,906	78,532
Long-Lived Assets	9,318				5,074				9,318	5,074	1,031
France
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									45,565	41,469	37,925
Long-Lived Assets	7,194				7,686				7,194	7,686	8,437
Italy
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									38,164	42,865	42,702
Long-Lived Assets	15,170				17,913				15,170	17,913	21,374
Netherlands
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									25,869	19,452	9,921
Long-Lived Assets	7,506				10,201				7,506	10,201	2,459
Other international
Revenues From External Customers And Long Lived Assets [Line Items]
Net sales									315,851	304,777	222,091
Long-Lived Assets	$ 12,912				$ 11,011				$ 12,912	$ 11,011	$ 9,293