Goodwill and Intangible Assets Schedule of Acquired Intangible Assets (Details) - USD ($) $ in Thousands	Jan. 01, 2019	Jan. 02, 2018
Acquired Finite-Lived Intangible Assets [Line Items]
Amortized intangible assets	$ 1,275	$ 1,421
Less accumulated amortization	(436)	(375)
Amortized intangible assets net	839	1,046
Non-amortized intangible assets:
Intangibles, net	1,291	1,565
Franchise Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Reacquired franchise rights	1,125	1,271
Off-Market Favorable Lease [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangibles	150	150
Non-amortized intangible assets:
Trademark rights and transferable liquor licenses	150	150
Trademark Rights And Transferable Liquor Licenses [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Intangibles	452	519
Non-amortized intangible assets:
Trademark rights and transferable liquor licenses	$ 452	$ 519