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Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021	Apr. 04, 2021
Cash flows from operating activities:
Net loss	$ (1,164)	$ (1,689)	$ (1,689)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	162		162
Stock-based compensation	383		368
Write-down of inventories and reclassifications	(26)		15
Gain on forgiveness of debt	0		(1,192)
Changes in operating assets and liabilities:
Accounts receivable	(287)		386
Inventories	(188)		183
Other assets	65		(304)
Trade payables	467		518
Accrued liabilities	298		206
Deferred revenue	(388)		114
Other long-term liabilities	(22)		230
Net cash used in operating activities	(700)		(1,003)
Cash flows from investing activities:
Capital expenditures for property and equipment	(10)		(144)
Capitalized internal-use software	(139)		(139)
Net cash used in investing activities	(149)		(283)
Cash flows from financing activities:
Payment of finance lease obligations	(98)		(43)
Proceeds from line of credit	15,000		15,000
Repayment of line of credit	(15,000)		(15,000)
Proceeds from issuance of common stock	1,482		0
Taxes paid related to settlement of equity awards	0		(484)
Net cash provided by (used in) financing activities	1,384		(527)
Net (decrease) increase in cash, cash equivalents and restricted cash	535		(1,813)
Cash, cash equivalents and restricted cash at beginning of period	19,605		22,748
Cash, cash equivalents and restricted cash at end of period	$ 20,140	$ 20,935	$ 20,935

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