Consolidated Statements of Stockholders' Equity (Parentheticals)	12 Months Ended
	Dec. 31, 2011	Dec. 25, 2010	Dec. 26, 2009
STOCKHOLDERS' EQUITY
Shares acquired for treasury	29,069	20,892	21,122
Shares reissued from treasury	0	0	181,233
Restricted shares forfeited	0	0	13,988
Restricted shares issued	91,340	100,940	0