Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019
Cash flows provided from (used for) operating activities:
Net income	$ (14,367)	$ (15,201)
Adjustments to reconcile net loss to net cash provided by operating activities:
(Gain) loss on disposals of property and equipment	(1,859)	508
Stock-based compensation	2,241	2,808
Gain on settlement agreement (Note 11)	0	(1,913)
Impairment and other lease charges	5,822	1,277
Depreciation and amortization	41,327	32,413
Amortization of deferred financing costs	1,039	719
Amortization of bond premium and discount on debt	146	(264)
Deferred income taxes	(6,983)	(8,219)
Change in refundable income taxes	96	(41)
Loss on extinguishment of debt non-cash	0	129
Changes in other operating assets and liabilities	20,430	(1,384)
Net cash provided by operating activities	47,892	10,832
Cash flows used for investing activities:
New restaurant development	(13,952)	(19,120)
Restaurant remodeling	(7,349)	(12,990)
Other restaurant capital expenditures	(5,555)	(8,784)
Corporate and restaurant information systems	(6,288)	(2,198)
Total capital expenditures	(33,144)	(43,092)
Acquisition of restaurants, net of cash acquired (Note 2)	0	(127,980)
Properties purchased for sale-leaseback	(12,441)	0
Proceeds from sale-leaseback transactions	18,859	4,637
Proceeds from insurance recoveries	1,720	123
Net cash used for investing activities	(25,006)	(166,312)
Cash flows provided by financing activities:
Proceeds from issuance of Term Loan B Facility	71,250	422,875
Repayments of Term Loan B Facility	(2,125)	0
Retirement of 8% Senior Secured Second Lien Notes, premium and fees	0	(280,500)
Borrowings under prior revolving credit facility	0	175,750
Repayments under prior revolving credit facility	0	(150,750)
Borrowings under new revolving credit facility	150,000	0
Repayments under new revolving credit facility	(195,750)	0
Payments on finance lease liabilities	(1,134)	(981)
Costs associated with financing long-term debt	(2,123)	(11,516)
Net cash provided by financing activities	20,118	154,878
Net increase (decrease) in cash and cash equivalents	43,004	(602)
Cash and cash equivalents, beginning of period	2,974	4,014
Cash and cash equivalents, end of period	45,978	3,412
Supplemental disclosures:
Interest paid on long-term debt	12,363	15,988
Interest paid on lease financing obligations	52	52
Accruals for capital expenditures	3,405	4,882
Income taxes paid	$ 0	$ 138