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INTANGIBLE AND OTHER ASSETS (Details 2) (USD $)
3 Months Ended 6 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
INTANGIBLE AND OTHER ASSETS        
Amortization expense for intangible assets $ 1,300,000 $ 1,300,000 $ 2,600,000 $ 1,500,000
Estimated aggregate future amortization expense by fiscal year        
2013 (remaining) 2,576,000   2,576,000  
2014 5,121,000   5,121,000  
2015 4,729,000   4,729,000  
2016 4,591,000   4,591,000  
2017 4,332,000   4,332,000  
2018 $ 3,969,000   $ 3,969,000