Consolidated Statements of Equity (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Common Stock [Member]
Purchase of common stock, shares			859,029
Additional Paid-in Capital [Member]
Stock options exercised, tax impact (in Dollars)	$ (2,940)	$ (2,283)	$ (2,009)
Treasury Stock [Member]
Shares withheld on restricted stock grants for withholding taxes	32,671	27,417	20,537
Treasury shares retired	1,576,757
Retained Earnings [Member]
Cash dividends paid, per share (in Dollars per share)	$ 0.84	$ 0.76	$ 0.63