Consolidated Statements of Cash Flows - USD ($)	8 Months Ended
	Sep. 08, 2020	Sep. 10, 2019
Operating activities
Net loss	$ (97,247,000)	$ (4,152,000)
Adjustments to reconcile net loss to net cash provided by operating activities:
Allowance for doubtful accounts	15,000	0
Depreciation and amortization	18,477,000	17,661,000
Amortization of deferred financing costs, debt discount and interest rate cap	251,000	376,000
Amortization of operating lease assets	15,200,000	14,886,000
Stock-based compensation	3,905,000	4,601,000
Impairment of goodwill	87,277,000	0
Impairment of trademarks	11,900,000	0
Impairment of long-lived assets	8,287,000	5,101,000
Deferred income taxes	(8,059,000)	1,210,000
Loss on disposal of assets and adjustments to assets held for sale, net	697,000	8,790,000
Restaurant closure charges	92,000	118,000
Changes in operating assets and liabilities:
Accounts and other receivables, net	(166,000)	394,000
Inventories	483,000	55,000
Prepaid expenses and other current assets	1,071,000	(330,000)
Other assets	(252,000)	(124,000)
Accounts payable	(365,000)	1,293,000
Operating lease liabilities	(14,513,000)	(13,584,000)
Other accrued liabilities	13,148,000	2,307,000
Other non-current liabilities	(678,000)	161,000
Net cash provided by operating activities	39,523,000	38,763,000
Investing activities
Purchases of property and equipment	(16,335,000)	(28,440,000)
Proceeds from disposal of property and equipment, net	1,440,000	14,130,000
Purchases of other assets	(1,094,000)	(1,051,000)
Acquisition of franchisees	0	(4,833,000)
Proceeds from sale of company-operated restaurants	2,558,000	2,090,000
Net cash used in investing activities	(13,431,000)	(18,104,000)
Financing activities
Repurchase of common stock and warrants	0	(7,373,000)
Payment of tax withholding related to restricted stock vesting	(999,000)	(2,602,000)
Payments on finance leases and other debt	(155,000)	(389,000)
Proceeds from revolving credit facility	65,000,000	27,000,000
Payments on revolving credit facility	(86,000,000)	(36,000,000)
Proceeds from exercise of stock options	0	120,000
Net cash used in financing activities	(22,154,000)	(19,244,000)
Increase in cash and cash equivalents	3,938,000	1,415,000
Cash and cash equivalents at beginning of period	1,421,000	7,153,000
Cash and cash equivalents at end of period	5,359,000	8,568,000
Supplemental cash flow information:
Cash paid during the period for interest	3,255,000	4,720,000
Cash paid during the period for income taxes	1,060,000	1,764,000
Supplemental schedule of non-cash activities:
Accrued property and equipment purchases	1,783,000	5,768,000
Write-offs of accounts receivables	0	21,000
Amortization of interest rate cap into net income, net of tax	52,000	79,000
Change in other asset for fair value of interest rate cap recorded to other comprehensive (loss) income, net of tax	0	(345,000)
Operating lease right-of-use assets obtained in exchange for lease obligations	13,139,000	262,369,000
Finance lease right-of-use assets obtained in exchange for lease obligations	0	1,185,000
Impairment on operating lease right-of-use assets related to the adoption of new accounting pronouncements	$ 0	$ 3,116,000