CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Net sales	$ 2,109,734	$ 1,749,256	$ 1,589,677
Cost of goods sold	1,418,582	1,075,384	985,323
Gross profit	691,152	673,872	604,354
Selling, general, and administrative expenses	540,960	468,192	428,674
Investigation expenses	0	0	5,717
Workforce reduction, facility write-down, and closure costs	0	0	10,771
Royalty income	(37,274)	(37,576)	(36,421)
Operating income	187,466	243,256	195,613
Interest income	(386)	(575)	(219)
Interest expense	7,534	10,445	12,004
Foreign currency gain	(570)	0	0
Income before income taxes	180,888	233,386	183,828
Provision for income taxes	66,872	86,914	68,188
Net income	$ 114,016	$ 146,472	$ 115,640
Basic net income per common share (Note 2)	$ 1.96	$ 2.50	$ 2.03
Diluted net income per common share (Note 2)	$ 1.94	$ 2.46	$ 1.97