Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2012

Earnings Per Share [Abstract]

Reconciliation Of The Average Number Of Common Shares Outstanding To Average Number Of Diluted Shares Outstanding

	Thirteen Weeks Ended
	March 31, 2012		March 26, 2011
Average number of common shares outstanding		46,800		47,870
Incremental shares from assumed exercises of stock options		261		30
Average number of common shares and common share equivalents outstanding		47,061		47,900