Consolidated Statements Of Stockholders' Equity (Parenthetical) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Stock options exercised and restricted shares activities, tax benefit	$ 7,894	$ 5,346	$ 3,014
Defined benefit plans liability adjustment, tax	$ 75	$ 207	$ 48

Tax effect, net of reclassification adjustments, of the change in accumulated other comprehensive income (loss) related to pension and other postretirement benefit plans, attributable to the parent entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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+ Details