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ACQUISITIONS - Narrative (Details) (iMedConsent, LLC, USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 30, 2012
Jul. 06, 2011
iMedConsent, LLC
   
Business Acquisition [Line Items]    
Percentage of ownership interest acquired   100.00%
Business acquisition, purchase price   $ 6,217
Business acquisition contingent consideration 454 626
Contingent consideration paid $ 299