Income Taxes (Schedule Of Provision For Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 03, 2014	Dec. 28, 2012	Dec. 30, 2011
Income Tax Disclosure [Abstract]
Current	$ 38,543	$ 33,689	$ 21,157
Deferred	(8,708)	(1,930)	(9,351)
US Federal, Income tax provision	29,835	31,759	11,806
Current	6,939	4,273	5,169
Deferred	(790)	(1,280)	(3,370)
US State, Income tax provision	6,149	2,993	1,799
Current	17,636	19,470	17,278
Deferred	(18,922)	(14,514)	(12,338)
Foreign, Income tax provision	(1,286)	4,956	4,940
Income tax provision	$ 34,698	$ 39,708	$ 18,545
Effective tax rate	14.00%	17.00%	11.00%