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Income Taxes (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2012
Oct. 02, 2011
Sep. 30, 2012
Oct. 02, 2011
Income Taxes [Abstract]        
Effective tax rate benefit, continuing operations 32.20%   45.30%  
Effective income tax rate   41.00%   40.30%
Federal statutory income tax rate 35.00%   35.00%