Statement Of Cash Flow Data (Schedule Of Supplemental Disclosure Of Cash Flow Information) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 03, 2014	Dec. 28, 2012	Dec. 30, 2011
Supplemental Cash Flow Elements [Abstract]
Interest paid	$ 18,986	$ 17,846	$ 8,641
Income taxes paid	$ 42,611	$ 20,202	$ 13,867