Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 29, 2020	Oct. 01, 2019
Operating activities
Net (loss) income	$ (19,440)	$ 2,830
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	16,273	16,626
Deferred income taxes	72	64
Restaurant impairments, closure costs and asset disposals	3,034	3,647
Amortization of debt issuance costs	260	374
Stock-based compensation	1,904	1,780
Changes in operating assets and liabilities:
Accounts receivable	230	122
Inventories	75	(349)
Prepaid expenses and other assets	(802)	(1,062)
Accounts payable	3,505	(864)
Income taxes	27	(6)
Operating lease assets and liabilities	4,034	(1,749)
Accrued expenses and other liabilities	(858)	(5,144)
Net cash provided by operating activities	8,314	16,269
Investing activities
Purchases of property and equipment	(9,887)	(13,788)
Proceeds from Sale of Property, Plant, and Equipment	0	352
Franchise restaurant acquisition, net of cash acquired	0	(1,387)
Net cash used in investing activities	(9,887)	(14,823)
Financing activities
Proceeds from issuance of long-term debt	55,500	0
Payments on long-term debt	(54,125)	(2,188)
Payments on finance leases	(686)	(543)
Debt issuance costs	(731)	0
Stock plan transactions and tax withholding on share-based compensation awards	(223)	(284)
Net cash used in financing activities	(265)	(3,015)
Net decrease in cash and cash equivalents	(1,838)	(1,569)
Cash and cash equivalents
Beginning of period	10,459	4,655
End of period	$ 8,621	$ 3,086