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Income Taxes (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Income Taxes [Abstract]    
Effective tax rate (in hundredths) 33.00% 34.00%
Reduction for U.S. production activities $ (1.2) $ (1.2)
Decrease in valuation allowances (0.9) (0.5)
Provision for state income taxes, net of federal benefit 1.3 1.1
Reduction for effect of foreign adjustments   (0.3)
Unrecognized tax benefits $ 2.8