Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 04, 2023	Jun. 28, 2022
Operating activities
Net loss	$ (4,419)	$ (5,084)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	12,687	11,484
Deferred income taxes	(103)	(40)
Restaurant impairments, closure costs and asset disposals	1,092	1,363
Amortization of debt issuance costs	180	223
Stock-based compensation	2,778	2,618
Gain on insurance proceeds for property damage	(62)	0
Changes in operating assets and liabilities:
Accounts receivable	1,425	(55)
Inventories	(215)	(588)
Prepaid expenses and other assets	(1,947)	768
Accounts payable	(703)	(438)
Income taxes	(132)	(103)
Operating lease assets and liabilities	(394)	(1,741)
Accrued expenses and other liabilities	199	(2,364)
Net cash provided by operating activities	10,386	6,043
Investing activities
Purchases of property and equipment	(23,913)	(16,724)
Insurance proceeds received for property damage	100	0
Proceeds from restaurant divestitures	0	1,577
Net cash used in investing activities	(23,813)	(15,147)
Financing activities
Net borrowings from swing line loan	3,971	509
Proceeds from borrowings on long-term debt	13,000	10,600
Payments on long-term debt	0	(1,125)
Payments on finance leases	(1,240)	(1,002)
Debt issuance costs	0	(27)
Stock plan transactions and tax withholding on share-based compensation awards	(685)	(317)
Net cash provided by financing activities	15,046	8,638
Net increase (decrease) in cash and cash equivalents	1,619	(466)
Cash and cash equivalents
Beginning of period	1,523	2,255
End of period	$ 3,142	$ 1,789