Stock Plans and Share-Based Compensation (Shareholder Dividend Reinvestment Plan) (Details) (Shareholder Dividend Reinvestment Plan [Member]) In Thousands, unless otherwise specified	Dec. 30, 2011	Dec. 31, 2010	Dec. 25, 2009
Shareholder Dividend Reinvestment Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for issuance under the Shareholder Dividend Reinvestment Plan (in shares)	38,548	39,250	39,804