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Stock-Based Compensation (Details 2)
3 Months Ended
Apr. 01, 2016
Apr. 03, 2015
Schedule of Employee Service Share-based Compensation [Line Items]    
Expected dividend yield 0.00% 0.00%
Expected volatility 57.00% 57.00%
Risk-free interest rate 1.40% 1.70%
Expected term (in years) 5 years 6 months 25 days 5 years 7 months 20 days