Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Feb. 29, 2016	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Commitments and Contingencies [Line Items]
Rent expense		$ 800	$ 600	$ 600
Lease expiration date		Feb. 28, 2017
Annual minimum purchase commitment		$ 750
Royalties pay equivalent to Percentage of sales		5.00%
Royalty expense		$ 100	$ 200	$ 100
Early termination date of certain license agreement		2018
Late termination date of certain license agreement		2021
Fourth Amendment to Lease | Subsequent Event
Commitments and Contingencies [Line Items]
Lease expiration date	Feb. 28, 2019