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Equity and Stock Based Compensation Plans (Details Textual) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Stock Based Compensation (Additional Textual) [Abstract]    
Weighted average fair value per share of stock options $ 8.69 $ 8.88
Closing stock price of options $ 17.91  
Intrinsic value of options exercised $ 1.7 $ 0.8