Income Taxes (Deferred Income Taxes) (Details) - USD ($) $ in Thousands	Jan. 02, 2018	Jan. 03, 2017
Deferred tax assets (liabilities):
Loss carry forwards	$ 26,991	$ 14,046
Deferred rent and franchise revenue	10,486	17,753
Property, equipment and intangible assets	(9,858)	(14,130)
Stock-based compensation	1,086	2,802
Inventory smallwares	(1,774)	(2,805)
Tax credit carry forwards	3,123	2,636
Other accrued expenses	4,320	5,022
Other	1,021	1,594
Total net deferred tax assets	35,395	26,918
Valuation allowance	(35,811)	(27,353)
Deferred Tax Liabilities, Net	(416)	(435)
Valuation allowance
Deferred Tax Liabilities, Gross	(11,632)	(16,935)
Deferred Tax Assets, Gross	$ 47,027	$ 43,853