Fair Value Disclosures (Assets Measured At Fair Value On Non-Recurring Basis) (Details) - USD ($)	Mar. 23, 2016	Dec. 23, 2015	Mar. 25, 2015
Fair Value Disclosure [Line Items]
Fair value of long-lived assets held for use	$ 0	$ 0	$ 0
Fair value of liquor licenses	0		50,000
Fair value of other long-lived assets	857,000		0
Fair Value, Inputs, Level 1 [Member]
Fair Value Disclosure [Line Items]
Fair value of long-lived assets held for use	0		0
Fair value of liquor licenses	0		0
Fair value of other long-lived assets	0		0
Fair Value, Inputs, Level 2 [Member]
Fair Value Disclosure [Line Items]
Fair value of long-lived assets held for use	0		0
Fair value of liquor licenses	0		50,000
Fair value of other long-lived assets	750,000		0
Fair Value, Inputs, Level 3 [Member]
Fair Value Disclosure [Line Items]
Fair value of long-lived assets held for use	0		0
Fair value of liquor licenses	0		0
Fair value of other long-lived assets	$ 107,000		$ 0