Computation of Basic and Diluted Net Loss Per Common Share - Additional Information (Details) - shares	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Stock option
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Shares that were excluded from the computation of diluted weighted average shares outstanding	462,386	234,958	462,386	234,958
Restricted Stock Units (RSUs)
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Shares that were excluded from the computation of diluted weighted average shares outstanding	335,805	147,589	335,805	147,589
Restricted Stock Awards
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Shares that were excluded from the computation of diluted weighted average shares outstanding	1,289	2,513	1,289	2,513