Intangible Assets And Goodwill (Intangible Assets And Goodwill) (Details) - USD ($) $ in Thousands	Dec. 27, 2016	Dec. 29, 2015
Amortized intangible assets:
Gross carrying amount	$ 2,465	$ 2,419
Accumulated amortization	(1,644)	(1,542)
Net amortized intangible assets	821	877
Unamortized intangible assets:
Unamortized intangible assets	111,953	111,353
Goodwill [Member]
Unamortized intangible assets:
Unamortized intangible assets	75,365	75,365
Trade Names [Member]
Unamortized intangible assets:
Unamortized intangible assets	35,493	34,893
Liquor License Permits [Member]
Unamortized intangible assets:
Unamortized intangible assets	1,095	1,095
Favorable Leasehold Interests [Member]
Amortized intangible assets:
Gross carrying amount	848	848
Accumulated amortization	(848)	(840)
Licensing And Development Rights [Member]
Amortized intangible assets:
Gross carrying amount	1,077	1,077
Accumulated amortization	(663)	(597)
Other [Member]
Amortized intangible assets:
Gross carrying amount	540	494
Accumulated amortization	$ (133)	$ (105)