Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019
Cash flows provided from (used for) operating activities:
Net income (loss)	$ (43,029)	$ (29,463)	$ (31,919)
Adjustments to reconcile net income to net cash provided from operating activities:
Loss (gain) on disposals of property and equipment	8	(994)	(74)
Stock-based compensation	6,234	5,223	5,753
Impairment and other lease charges	4,470	12,778	3,564
Depreciation and amortization	80,798	81,727	74,674
Amortization of deferred financing costs	2,446	2,170	1,694
Amortization of bond premium and discount on debt	487	539	(80)
Deferred income taxes	(5,123)	6,026	(11,982)
Loss on extinguishment of debt - non-cash	8,538	0	129
Refundable income taxes	22	115	(284)
Trade and other receivables	3,218	(6,417)	(523)
Accounts payable	1,100	(5,927)	1,196
Accrued interest	8,777	(245)	(2,917)
Accrued payroll, related taxes and benefits	1,438	18,103	(538)
Increase (Decrease) in Other Operating Liabilities	903	10,993	238
Change in operating right-of-use assets and operating lease liabilities, net	8,147	10,906	3,980
Other	(7,563)	(1,589)	5,797
Net cash provided from operating activities	70,871	103,945	48,708
Cash flows used for investing activities:
New restaurant development	(9,000)	(17,824)	(53,596)
Restaurant remodeling	(16,712)	(15,317)	(50,383)
Other restaurant capital expenditures	(17,045)	(13,064)	(18,922)
Corporate and restaurant information systems	(9,006)	(10,685)	(11,978)
Total capital expenditures	(51,763)	(56,890)	(134,879)
Acquisition of restaurants, net of cash acquired	(30,819)	0	(130,646)
Proceeds from Sale of Other Assets, Investing Activities	229	0	0
Proceeds from insurance recoveries	1,523	2,071	323
Properties purchased for sale-leaseback	0	(15,537)	(1,207)
Proceeds from sale-leaseback transactions	22,251	22,499	48,364
Net cash used for investing activities	(58,579)	(47,857)	(218,045)
Cash flows provided from (used for) financing activities:
Proceeds from issuance of senior secured second lien notes	300,000	0	0
Repayments of Unsecured Debt	(321,375)	(4,625)	(2,125)
Proceeds from Issuance of Unsecured Debt	0	71,250	422,875
Retirement of 8% Senior Secured Second Lien Notes	0	0	(280,500)
Borrowings under new revolving credit facility	47,063	150,000	436,000
Repayments under new revolving credit facility	(47,063)	(195,750)	(390,250)
Proceeds from lease financing obligations	4,594	0	0
Payment of Special Cash Dividend, Financing Activities	(24,882)	0	0
Payments on finance lease liabilities	(981)	(1,617)	(2,170)
Costs associated with financing long-term debt	(5,404)	(3,303)	(11,516)
Purchase of treasury shares	(57)	(10,053)	(4,017)
Net cash provided from (used for) financing activities	(48,105)	5,902	168,297
Net increase (decrease) in cash	(35,813)	61,990	(1,040)
Cash and cash equivalents, beginning of period	64,964	2,974	4,014
Cash and cash equivalents, end of period	29,151	64,964	2,974
Supplemental disclosures:
Interest paid on long-term debt	16,976	24,714	29,055
Interest paid on lease financing obligations	104	104	104
Accruals for capital expenditures	2,858	1,241	15,062
Common stock issued for consideration in acquisition	0	0	145,333
Income taxes paid (refunded), net	(13)	153	144
Finance lease obligations acquired or incurred	$ 6,383	$ 754	$ 49