GUARANTOR CONDENSED CONSOLIDATING FINANCIAL STATEMENTS (Income Statement) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Condensed Income Statements, Captions [Line Items]
Net sales	$ 798,936	$ 760,173	$ 2,024,645	$ 1,869,056
Cost of goods sold	477,730	450,524	1,196,237	1,096,100
Gross profit	321,206	309,649	828,408	772,956
Selling, general, and administrative expenses	221,939	229,264	638,349	609,639
Royalty income	(11,190)	(10,691)	(29,276)	(27,440)
Operating income (loss)	110,457	91,076	219,335	190,757
Interest expense	6,843	4,133	20,623	6,681
Interest income	(45)	(138)	(317)	(523)
(Income) loss in subsidiaries	0	0	0	0
Other expense (income), net	1,311	(55)	1,718	1,049
Income before income taxes	102,348	87,136	197,311	183,550
Provision for income taxes	36,462	30,565	71,232	65,891
Net income	65,886	56,571	126,079	117,659
Parent [Member]
Condensed Income Statements, Captions [Line Items]
Net sales	0	0	0	0
Cost of goods sold	0	0	0	0
Gross profit	0	0	0	0
Selling, general, and administrative expenses	0	0	0	0
Royalty income	0	0	0	0
Operating income (loss)	0	0	0	0
Interest expense	0	0	0	0
Interest income	0	0	0	0
(Income) loss in subsidiaries	(65,886)	(56,571)	(126,079)	(117,659)
Other expense (income), net	0	0	0	0
Income before income taxes	65,886	56,571	126,079	117,659
Provision for income taxes	0	0	0	0
Net income	65,886	56,571	126,079	117,659
Subsidiary Issuer [Member]
Condensed Income Statements, Captions [Line Items]
Net sales	523,572	498,079	1,269,456	1,200,956
Cost of goods sold	372,575	360,223	913,112	855,876
Gross profit	150,997	137,856	356,344	345,080
Selling, general, and administrative expenses	54,524	58,050	144,119	161,348
Royalty income	(8,607)	(8,066)	(22,584)	(20,687)
Operating income (loss)	105,080	87,872	234,809	204,419
Interest expense	6,841	4,106	20,620	6,654
Interest income	(1,465)	(133)	(4,386)	(395)
(Income) loss in subsidiaries	(5,451)	5,969	25,344	21,199
Other expense (income), net	(89)	20	(224)	(141)
Income before income taxes	105,244	77,910	193,455	177,102
Provision for income taxes	25,419	14,654	53,616	49,270
Net income	79,825	63,256	139,839	127,832
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales	410,161	391,706	1,057,542	1,005,936
Cost of goods sold	248,442	214,701	624,036	557,699
Gross profit	161,719	177,005	433,506	448,237
Selling, general, and administrative expenses	154,631	179,231	454,600	475,951
Royalty income	(5,628)	(5,246)	(13,823)	(12,741)
Operating income (loss)	12,716	3,020	(7,271)	(14,973)
Interest expense	1,298	0	3,909	0
Interest income	0	3	0	0
(Income) loss in subsidiaries	(3,256)	(1,917)	(10,034)	(3,314)
Other expense (income), net	93	(24)	208	162
Income before income taxes	14,581	4,958	(1,354)	(11,821)
Provision for income taxes	9,648	13,402	15,569	12,481
Net income	4,933	(8,444)	(16,923)	(24,302)
Non-Guarantors Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales	66,731	63,227	164,894	150,649
Cost of goods sold	39,513	31,956	95,317	73,505
Gross profit	27,218	31,271	69,577	77,144
Selling, general, and administrative expenses	20,618	24,402	64,020	65,660
Royalty income	0	0	0	0
Operating income (loss)	6,600	6,869	5,557	11,484
Interest expense	145	27	189	27
Interest income	(21)	(8)	(26)	(128)
(Income) loss in subsidiaries	0	0	0	0
Other expense (income), net	1,307	(51)	1,734	1,028
Income before income taxes	5,169	6,901	3,660	10,557
Provision for income taxes	1,395	2,509	2,047	4,140
Net income	3,774	4,392	1,613	6,417
Consolidating Adjustments [Member]
Condensed Income Statements, Captions [Line Items]
Net sales	(201,528)	(192,839)	(467,247)	(488,485)
Cost of goods sold	(182,800)	(156,356)	(436,228)	(390,980)
Gross profit	(18,728)	(36,483)	(31,019)	(97,505)
Selling, general, and administrative expenses	(7,834)	(32,419)	(24,390)	(93,320)
Royalty income	3,045	2,621	7,131	5,988
Operating income (loss)	(13,939)	(6,685)	(13,760)	(10,173)
Interest expense	(1,441)	0	(4,095)	0
Interest income	1,441	0	4,095	0
(Income) loss in subsidiaries	74,593	52,519	110,769	99,774
Other expense (income), net	0	0	0	0
Income before income taxes	(88,532)	(59,204)	(124,529)	(109,947)
Provision for income taxes	0	0	0	0
Net income	$ (88,532)	$ (59,204)	$ (124,529)	$ (109,947)