Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2022	Jun. 29, 2021
Operating activities
Net (loss) income	$ (5,084)	$ 3,706
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	11,484	11,163
Deferred income taxes	(40)	16
Restaurant impairments, closure costs and asset disposals	1,363	898
Amortization of debt issuance costs	223	222
Stock-based compensation	2,618	2,283
Gain on insurance proceeds	0	(406)
Changes in operating assets and liabilities:
Accounts receivable	(55)	(521)
Inventories	(588)	(1)
Prepaid expenses and other assets	768	(961)
Accounts payable	(438)	3,060
Income taxes	(103)	(26)
Operating lease assets and liabilities	(1,741)	830
Accrued expenses and other liabilities	(2,364)	2,983
Net cash provided by operating activities	6,043	23,246
Investing activities
Purchases of property and equipment	(16,724)	(7,476)
Proceeds from restaurant divestitures	1,577	0
Net cash used in investing activities	(15,147)	(7,476)
Financing activities
Net borrowings from swing line loan	509	0
Proceeds from borrowings on long-term debt	10,600	0
Payments on long-term debt	(1,125)	(5,042)
Debt issuance costs	(27)	0
Payments on finance leases	(1,002)	(965)
Stock plan transactions and tax withholding on share-based compensation awards	(317)	(279)
Net cash provided by (used in) financing activities	8,638	(6,286)
Net (decrease) increase in cash and cash equivalents	(466)	9,484
Cash and cash equivalents
Beginning of period	2,255	7,840
End of period	$ 1,789	$ 17,324