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Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) (USD $)
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Finite-Lived Intangible Assets, Net [Abstract]      
Less: accumulated amortization $ 81,968,000 $ 73,228,000 $ 81,094,000
Less: impairments 0 0 4,879,000
Net intangible assets 86,874,000 64,027,000 53,294,000
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]      
2013 10,200,000    
2014 8,800,000    
2015 7,800,000    
2016 7,500,000    
2017 7,400,000    
Patents [Member]
     
Finite-Lived Intangible Assets, Net [Abstract]      
Finite-lived intangible assets, gross 18,905,000 18,905,000 18,605,000
Software [Member]
     
Finite-Lived Intangible Assets, Net [Abstract]      
Finite-lived intangible assets, gross 36,126,000 15,525,000 12,698,000
Customer Lists and Other [Member]
     
Finite-Lived Intangible Assets, Net [Abstract]      
Finite-lived intangible assets, gross $ 113,811,000 $ 102,825,000 $ 107,964,000