Segment Reporting (Schedule Of Segment Reporting Information By Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 25, 2014	Mar. 19, 2013
Segment Reporting Information [Line Items]
Revenues	$ 66,622	$ 59,802
Restaurant-level EBITDA	14,779	13,929
Capital expenditures	5,787	5,224
Property and equipment	173,831	145,028
Del Frisco's [Member]
Segment Reporting Information [Line Items]
Revenues	32,568	32,285
Restaurant-level EBITDA	9,208	8,754
Capital expenditures	1,012	550
Property and equipment	74,492	70,892
Sullivan's [Member]
Segment Reporting Information [Line Items]
Revenues	19,020	19,898
Restaurant-level EBITDA	3,162	3,640
Capital expenditures	1,455	560
Property and equipment	44,086	42,777
Grille [Member]
Segment Reporting Information [Line Items]
Revenues	15,034	7,619
Restaurant-level EBITDA	2,409	1,535
Capital expenditures	1,956	4,084
Property and equipment	53,358	29,912
Corporate [Member]
Segment Reporting Information [Line Items]
Capital expenditures	103	30
Property and equipment	1,895	1,447
Other [Member]
Segment Reporting Information [Line Items]
Capital expenditures	$ 4,526	$ 5,224