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Income Taxes (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 30, 2014
Mar. 31, 2013
Income Taxes (Textual) [Abstract]    
Effective income tax rate 25.80% 24.90%
Net tax benefits $ 2.3 $ 2.7
Effective income tax rate reconciliation, excluding tax credits 29.50% 30.00%