Consolidated Statements of Comprehensive (Loss) Income - USD ($)	3 Months Ended		8 Months Ended
	Sep. 08, 2020	Sep. 10, 2019	Sep. 08, 2020	Sep. 10, 2019
Revenue:
Total revenue	$ 120,782,000	$ 120,198,000	$ 335,162,000	$ 355,855,000
Restaurant operating expenses:
Labor and related expenses	35,450,000	36,304,000	101,995,000	108,542,000
Occupancy and other operating expenses	25,302,000	25,386,000	72,099,000	73,522,000
General and administrative	10,841,000	10,421,000	30,139,000	31,735,000
Franchise advertising expenses	4,001,000	3,458,000	9,995,000	10,048,000
Depreciation and amortization	6,055,000	5,941,000	18,477,000	17,661,000
Occupancy and other - franchise subleases and other	1,766,000	1,011,000	5,088,000	2,858,000
Pre-opening costs	63,000	465,000	359,000	720,000
Impairment of goodwill	0	0	87,277,000	0
Impairment of trademarks	0	0	11,900,000	0
Impairment of long-lived assets	0	1,407,000	8,287,000	5,101,000
Restaurant closure charges, net	413,000	588,000	1,406,000	1,718,000
Loss on disposal of assets and adjustments to assets held for sale, net	140,000	7,906,000	697,000	8,790,000
Total operating expenses	113,082,000	123,648,000	430,707,000	351,129,000
Income (loss) from operations	7,700,000	(3,450,000)	(95,545,000)	4,726,000
Other expense (income), net
Interest expense	941,000	1,663,000	3,730,000	5,169,000
Other income	0	0	0	(201,000)
Total other expense, net	941,000	1,663,000	3,730,000	4,968,000
Income (loss) from operations before provision (benefit) for income taxes	6,759,000	(5,113,000)	(99,275,000)	(242,000)
Provision (benefit) for income taxes	962,000	2,556,000	(2,028,000)	3,910,000
Net income (loss)	5,797,000	(7,669,000)	(97,247,000)	(4,152,000)
Other comprehensive income (loss):
Change in fair value of interest rate cap, net of tax	0	(75,000)	0	(345,000)
Reclassification of interest rate cap amortization included in net income, net of tax	0	32,000	52,000	79,000
Total other comprehensive (loss) income, net	0	(43,000)	52,000	(266,000)
Comprehensive income (loss)	$ 5,797,000	$ (7,712,000)	$ (97,195,000)	$ (4,418,000)
Earnings (loss) per share:
Basic (in dollars per share)	$ 0.16	$ (0.21)	$ (2.62)	$ (0.11)
Diluted (in dollars per share)	$ 0.15	$ (0.21)	$ (2.62)	$ (0.11)
Weighted-average shares outstanding
Basic (in shares)	37,293,390	37,023,287	37,152,419	37,000,331
Diluted (in shares)	37,420,043	37,023,287	37,152,419	37,000,331
Company restaurant sales
Revenue:
Revenue	$ 109,522,000	$ 111,059,000	$ 305,116,000	$ 329,142,000
Franchise revenue
Revenue:
Revenue	5,169,000	4,490,000	14,080,000	13,193,000
Franchise advertising contributions
Revenue:
Revenue	4,001,000	3,458,000	9,995,000	10,048,000
Franchise sublease and other income
Revenue:
Revenue	2,090,000	1,191,000	5,971,000	3,472,000
Food and paper costs
Restaurant operating expenses:
Cost, Direct Material	$ 29,051,000	$ 30,761,000	$ 82,988,000	$ 90,434,000