Income Taxes (Details 1)	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Income Tax Disclosure [Abstract]
Federal income tax expense at statutory rate	(34.00%)	(34.00%)	(34.00%)
State income tax, net of federal benefit	(5.30%)	(5.10%)	(5.30%)
Permanent differences	8.40%	5.70%	2.70%
Change in tax rates	(0.30%)	0.70%	(6.10%)
Expirations of net operating losses	1.80%	17.40%	0.00%
Change in stock options and restricted stock	11.80%	0.00%	0.00%
Change in valuation allowance	16.40%	13.70%	42.80%
Other	1.20%	1.80%	(0.10%)
Effective Tax Rate	0.00%	0.20%	0.00%