GUARANTOR CONDENSED CONSOLIDATING FINANCIAL STATEMENTS (Income Statement) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jan. 03, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Condensed Income Statements, Captions [Line Items]
Net sales	$ 869,224	$ 798,936	$ 574,065	$ 651,643	$ 769,655	$ 760,173	$ 517,874	$ 591,009	$ 2,893,868	$ 2,638,711	$ 2,381,734
Cost of goods sold									1,709,428	1,543,332	1,443,786
Gross profit	356,032	321,206	245,477	261,725	322,423	309,649	220,245	243,062	1,184,440	1,095,379	937,948
Selling, general, and administrative expenses	251,902	221,939	206,315	210,095	258,841	229,264	195,014	185,361	890,251	868,480	713,211
Royalty income	(9,880)	(11,190)	(8,185)	(9,901)	(9,812)	(10,691)	(7,507)	(9,242)	(39,156)	(37,252)	(37,249)
Operating income	114,010	110,457	47,347	61,531	73,394	91,076	32,738	66,943	333,345	264,151	261,986
Interest expense									27,653	13,437	6,765
Interest income									(403)	(669)	(234)
(Income) loss in subsidiaries									0	0	0
Other expense, net									3,189	1,918	64
Income before income taxes									302,906	249,465	255,391
Provision for income taxes									108,236	89,058	94,241
Net income	68,590	65,886	25,897	34,297	42,748	56,571	19,673	41,415	194,670	160,407	161,150
Parent [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									0	0	0
Cost of goods sold									0	0	0
Gross profit									0	0	0
Selling, general, and administrative expenses									0	0	0
Royalty income									0	0	0
Operating income									0	0	0
Interest expense									0	0	0
Interest income									0	0	0
(Income) loss in subsidiaries									(194,670)	(160,407)	(161,150)
Other expense, net									0	0	0
Income before income taxes									194,670	160,407	161,150
Provision for income taxes									0	0	0
Net income									194,670	160,407	161,150
Subsidiary Issuer [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									1,770,238	1,637,361	1,482,066
Cost of goods sold									1,271,260	1,170,073	1,066,249
Gross profit									498,978	467,288	415,817
Selling, general, and administrative expenses									203,371	204,255	163,614
Royalty income									(30,741)	(28,174)	(25,460)
Operating income									326,348	291,207	277,663
Interest expense									27,651	13,374	6,749
Interest income									(5,998)	(1,100)	(230)
(Income) loss in subsidiaries									20,226	51,973	32,053
Other expense, net									(235)	(358)	64
Income before income taxes									284,704	227,318	239,027
Provision for income taxes									85,574	71,238	75,885
Net income									199,130	156,080	163,142
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									1,564,717	1,397,540	1,241,686
Cost of goods sold									936,260	819,798	747,906
Gross profit									628,457	577,742	493,780
Selling, general, and administrative expenses									646,728	632,854	535,927
Royalty income									(18,896)	(17,909)	(18,118)
Operating income									625	(37,203)	(24,029)
Interest expense									5,310	598	0
Interest income									0	0	0
(Income) loss in subsidiaries									(15,050)	10,122	4,761
Other expense, net									2,263	403	145
Income before income taxes									8,102	(48,326)	(28,935)
Provision for income taxes									19,441	11,061	12,788
Net income									(11,339)	(59,387)	(41,723)
Non-Guarantors Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									241,191	220,438	150,494
Cost of goods sold									138,838	112,503	79,148
Gross profit									102,353	107,935	71,346
Selling, general, and administrative expenses									91,521	102,115	61,000
Royalty income									0	0	0
Operating income									10,832	5,820	10,346
Interest expense									343	63	121
Interest income									(56)	(167)	(109)
(Income) loss in subsidiaries									0	0	0
Other expense, net									1,161	1,873	(145)
Income before income taxes									9,384	4,051	10,479
Provision for income taxes									3,221	6,759	5,568
Net income									6,163	(2,708)	4,911
Consolidating Adjustments [Member]
Condensed Income Statements, Captions [Line Items]
Net sales									(682,278)	(616,628)	(492,512)
Cost of goods sold									(636,930)	(559,042)	(449,517)
Gross profit									(45,348)	(57,586)	(42,995)
Selling, general, and administrative expenses									(51,369)	(70,744)	(47,330)
Royalty income									10,481	8,831	6,329
Operating income									(4,460)	4,327	(1,994)
Interest expense									(5,651)	(598)	(105)
Interest income									5,651	598	105
(Income) loss in subsidiaries									189,494	98,312	124,336
Other expense, net									0	0	0
Income before income taxes									(193,954)	(93,985)	(126,330)
Provision for income taxes									0	0	0
Net income									$ (193,954)	$ (93,985)	$ (126,330)