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Stock Based Compensation (Details 4) (Restricted stock units)
0 Months Ended 3 Months Ended
Jan. 04, 2014
Mar. 29, 2014
Restricted stock units
   
Restricted stock units activity    
Outstanding at December 28, 2013   269,259
Restricted stock units granted 50,000 50,000
Restricted stock units released   (35,000)
Outstanding at March 29, 2014   284,259