Income Taxes - Schedule of Reconciliation Between The Expected Federal Tax Expense at Statutory Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016
Income Tax Disclosure [Abstract]
Income tax expense computed at federal statutory rate	$ 153	$ (245)
State income taxes, net of federal income tax benefit	9	2
Permanent items	10	9
Change in federal valuation allowance	(176)	238
Increase (reduction) in unrecognized tax position	19	(82)
Other	13
Total income tax expense (benefit)	$ 28	$ (78)