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Stock Based Compensation - Restricted Stock Units and Awards (Details)
0 Months Ended 9 Months Ended
Jan. 04, 2014
Sep. 27, 2014
Restricted Stock Awards
   
Restricted stock awards    
Number of Shares, Beginning Balance   3,503
Restricted stock units granted   2,445
Number of Shares, Restricted stock awards released   (3,503)
Number of Shares, Ending Balance   2,445
Restricted Stock Units (RSUs)
   
Restricted stock awards    
Number of Shares, Beginning Balance   269,259
Restricted stock units granted 50,000 59,780
Number of Shares, Restricted stock awards released   (46,759)
Number of Shares, Restricted stock units cancelled   (2,445)
Number of Shares, Ending Balance   279,835