Income Taxes (Components of Provision (Benefit) for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2019	Jan. 02, 2018	Jan. 03, 2017
Current tax provision:
Federal	$ 0	$ 0	$ 0
State	35	21	134
Foreign	0	0	0
Total current tax provision	35	21	134
Deferred tax (benefit) provision:
Federal	(202)	(252)	(1,979)
State	(81)	24	2,854
Foreign	0	0	224
Total deferred tax provision (benefit)	(283)	(228)	1,099
Total (benefit) provision for income taxes	$ (248)	$ (207)	$ 1,233