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Stock Transactions And Stock-Based Compensation (Assumptions Used In The Black-Scholes Model To Value Options Granted) (Details)
6 Months Ended
Jun. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted average volatility (percentage) 22.40%
Dividend yield (percentage) 0.50%
Minimum
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk-free interest rate (percentage) 1.68%
Expected years until exercise 5 years 6 months
Maximum
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk-free interest rate (percentage) 2.38%
Expected years until exercise 8 years