Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		8 Months Ended
	Sep. 10, 2019	Sep. 11, 2018	Sep. 10, 2019	Sep. 11, 2018
Revenue:
Total revenue	$ 120,198	$ 117,830	$ 355,855	$ 348,197
Restaurant operating expenses:
Food and paper costs	30,761	29,601	90,434	88,656
Labor and related expenses	36,304	35,301	108,542	105,541
Occupancy and other operating expenses	25,386	22,844	73,522	67,457
General and administrative	10,421	9,606	31,735	30,356
Franchise advertising expenses	3,458	3,155	10,048	9,227
Depreciation and amortization	5,941	5,855	17,661	17,616
Occupancy and other - franchise subleases and other	1,011	762	2,858	2,051
Pre-opening costs	465	259	720	900
Impairment of long-lived assets	1,407	0	5,101	1,661
Restaurant closure charges, net	588	672	1,718	635
Loss on disposal of assets and adjustments to assets held for sale, net	7,906	580	8,790	760
Total operating expenses	123,648	108,635	351,129	324,860
(Loss) income from operations	(3,450)	9,195	4,726	23,337
Other expense (income), net
Interest expense	1,663	2,062	5,169	5,984
Other income	0	(523)	(201)	(523)
Total other expense, net	1,663	1,539	4,968	5,461
(Loss) income from operations before provision for income taxes	(5,113)	7,656	(242)	17,876
Provision for income taxes	2,556	1,782	3,910	4,563
Net (loss) income	(7,669)	5,874	(4,152)	13,313
Other comprehensive (loss) income:
Change in fair value of interest rate cap, net of tax	(75)	23	(345)	312
Reclassification of interest rate cap amortization included in net income	32	15	79	31
Total other comprehensive (loss) income, net	(43)	38	(266)	343
Comprehensive (loss) income	$ (7,712)	$ 5,912	$ (4,418)	$ 13,656
Earnings (loss) per share:
Basic (in dollars per share)	$ (0.21)	$ 0.15	$ (0.11)	$ 0.35
Diluted (in dollars per share)	$ (0.21)	$ 0.15	$ (0.11)	$ 0.34
Weighted-average shares outstanding
Basic (in shares)	37,023,287	38,191,335	37,000,331	38,310,842
Diluted (in shares)	37,023,287	39,391,284	37,000,331	39,108,573
Company restaurant sales
Revenue:
Revenue	$ 111,059	$ 109,559	$ 329,142	$ 324,468
Franchise revenue
Revenue:
Revenue	4,490	4,308	13,193	12,249
Franchise advertising contributions
Revenue:
Revenue	3,458	3,155	10,048	9,227
Franchise sublease and other income
Revenue:
Revenue	$ 1,191	$ 808	$ 3,472	$ 2,253