Consolidated Statements Of Operations And Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014
Revenues:
Restaurant sales	$ 219,102	$ 168,583	$ 412,272	$ 320,036
Costs and expenses:
Cost of sales	60,496	50,088	117,346	93,437
Restaurant wages and related expenses	66,707	52,804	130,019	103,741
Restaurant rent expense	14,571	11,626	28,995	23,064
Other restaurant operating expenses	33,654	27,060	66,146	53,085
Advertising expense	8,080	7,284	15,363	13,827
General and administrative	12,903	8,625	24,499	18,892
Depreciation and amortization	9,793	9,045	19,798	17,803
Impairment and other lease charges	706	429	2,336	1,049
Other expense (income)	(166)	25	(126)	25
Total operating expenses	206,744	166,986	404,376	324,923
Income (loss) from operations	12,358	1,597	7,896	(4,887)
Interest expense	4,700	4,694	9,514	9,397
Loss on extinguishment of debt	12,635	0	12,635	0
Income (loss) before income taxes	(4,977)	(3,097)	(14,253)	(14,284)
Provision (benefit) for income taxes	0	(1,165)	0	(4,923)
Net income (loss)	$ (4,977)	$ (1,932)	$ (14,253)	$ (9,361)
Basic and diluted net income (loss) per share	$ (0.14)	$ (0.06)	$ (0.41)	$ (0.35)
Basic and diluted weighted average common shares outstanding	34,899,019	30,766,524	34,890,661	26,959,024
Other comprehensive income (loss), net of tax:
Net income (loss)	$ (4,977)	$ (1,932)	$ (14,253)	$ (9,361)
Other	0	0	0	0
Comprehensive income (loss)	$ (4,977)	$ (1,932)	$ (14,253)	$ (9,361)