Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018	Mar. 25, 2018
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ (2,412)	$ (2,397)	$ (1,842)
Total other intangible assets, gross carrying amount	39,054	38,773	39,552
Total other intangible assets, net carrying value	36,642	36,376	37,710
License / Franchise Agreements [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross Carrying Amount	3,389	3,379	3,364
Accumulated Amortization	(2,412)	(2,397)	(1,842)
Net Carrying Value	977	982	1,522
Trade Names [Member]
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Carrying Amount/Value	$ 35,665	$ 35,394	$ 36,188