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Discontinued Operations (Summary Operating Results of Discontinued Operations for the Periods Prior to Disposition) (Details) (USD $)
In Thousands
3 Months Ended9 Months Ended
Oct. 02, 2011
Oct. 03, 2010
Oct. 02, 2011
Oct. 03, 2010
Discontinued Operations and Disposal Groups [Abstract]    
Sales$ 0$ 78,047$ 0$ 243,114
Costs and expenses073,6630220,722
Operating income from discontinued operations04,384022,392
Other expense, net01670716
Income from discontinued operations, before income taxes$ 0$ 4,217$ 0$ 21,676