UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 28, 2020	Dec. 29, 2019
Current assets:
Cash, cash equivalents and restricted cash	$ 26,398	$ 21,548
Accounts receivable, net of allowances for doubtful accounts of $0	1,124	1,991
Inventories	3,052	3,260
Other current assets	1,162	1,565
Total current assets	31,736	28,364
Property and equipment, net	591	830
Capitalized internal-use software, net	672	333
Right of use assets	2,212	2,370
Intangible assets	934	1,008
Goodwill	185	185
Other assets	291	314
TOTAL ASSETS	36,621	33,404
Current liabilities:
Revolving line of credit	15,000	15,000
Trade payables	1,644	1,003
Accrued liabilities	890	1,133
Paycheck protection program loan	461
Deferred revenue	56	158
Lease liabilities-current	752	704
Total current liabilities	18,803	17,998
Long-term liabilities:
Paycheck protection program loan, less current portion	730
Lease liabilities-non-current	1,466	1,583
Total liabilities	20,999	19,581
Commitments and contingencies (see Note 15)
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000 shares authorized; no shares issued and outstanding
Common stock, $0.001 par value; 200,000 authorized; 10,912 and 8,331 shares issued and outstanding as of June 28, 2020 and December 29, 2019, respectively	11	8
Additional paid-in capital	305,013	297,073
Accumulated deficit	(289,402)	(283,258)
Total stockholders' equity	15,622	13,823
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 36,621	$ 33,404