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Goodwill and Other Indefinite-Lived Intangible Assets Goodwill (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 30, 2012
Jan. 02, 2011
Discontinued Operations [Abstract]          
Asset disposal, sale price $ 8,000        
Charges to discontinued operations for the excess carrying amount of goodwill and other indefinite-lived intangible assets 2,837 0 0    
Less: charges to discontinued operations for the excess carrying amount of goodwill (1,099)        
Disposal Group, Including Discontinued Operations, reduction in carrying amount of indefinite-lived intangible assets 1,738        
Goodwill [Roll Forward]          
December 31, 21,557 17,177   22,656 10,339
Less: charges to discontinued operations for the excess carrying amount of goodwill (1,099)        
Additions 3,197 7,104 6,838    
Goodwill Impairment (490) (1,625) 0    
Adjustment to net working capital for prior year acquisition (329)        
December 31, 23,935 21,557 17,177 22,656 10,339
Goodwill, Impaired, Accumulated Impairment Loss 3,399        
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)   $ 600