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GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 30, 2012
Entity
Segment
Jan. 01, 2012
Jan. 02, 2011
Goodwill and Intangible Assets Disclosure [Abstract]      
Number of reportable segments 2    
Number of reporting units 2    
Amortization expense for intangible assets $ 1,090 $ 631 $ 101
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]      
2013 960    
2014 829    
2015 817    
2016 809    
2017 $ 809