Income Taxes (Details 1)	12 Months Ended
Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Income Tax Disclosure [Abstract]
Federal income tax expense at statutory rate	(34.00%)	(34.00%)	(34.00%)
State income tax, net of federal benefit	(5.10%)	(5.30%)	(4.30%)
Permanent differences	5.70%	2.70%	2.60%
Change in tax rates	0.70%	(6.10%)	(3.70%)
Expirations of net operating losses	17.40%	0.00%	0.00%
Change in valuation allowance	13.70%	42.80%	39.20%
Other	1.80%	(0.10%)	0.20%
Effective Tax Rate	0.20%	0.00%	0.00%

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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