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Stockholders' Equity And Stock-Based Compensation (Schedule Of Fair Value Of Stock-Based Awards Estimated Using Weighted-Average Assumptions) (Details)
3 Months Ended
Dec. 27, 2013
Dec. 28, 2012
Stockholders' Equity And Stock-Based Compensation [Abstract]    
Expected life (in years) 4 years 6 months 26 days 4 years 4 months 13 days
Risk-free interest rate 1.40% 0.50%
Expected stock price volatility 31.90% 40.60%
Dividend yield 0.00% 0.00%