XML 104 R93.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock-Based Compensation (Assumption Of Fair Value Calculation Of Each Year's Grants) (Details)
12 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 29, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]      
Expected life (in years) 6 years 6 years 2 months 6 years 8 months
Risk-free interest rate 1.30% 0.70% 0.90%
Expected volatility 36.00% 36.80% 36.60%
Expected dividend yield 1.00% 1.00% 1.00%