CONDENSED UNAUDITED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Apr. 02, 2017	Jan. 01, 2017
Current assets:
Cash and cash equivalents	$ 26,674	$ 14,870
Accounts receivable, net of allowances for doubtful accounts of $0 in both periods	1,807	839
Inventories	2,861	2,017
Other current assets	977	1,123
Total current assets	32,319	18,849
Property and equipment, net	2,566	2,765
Other assets	233	230
TOTAL ASSETS	35,118	21,844
Current liabilities:
Revolving line of credit	6,000	6,000
Trade payables	2,498	2,018
Accrued liabilities	2,016	1,580
Deferred revenue	317	0
Current portion of capital lease obligations	171	209
Total current liabilities	11,002	9,807
Long-term liabilities:
Capital lease obligations, less current portion	42	0
Other long-term liabilities	45	49
Total liabilities	11,089	9,856
Commitments and contingencies (see Note 12)
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.001 par value; 100,000 shares authorized; 79,561 and 68,134 shares issued and outstanding as of April 2, 2017 and January 1, 2017, respectively	79	68
Additional paid-in capital	267,419	251,824
Accumulated deficit	(243,469)	(239,904)
Total stockholders' equity	24,029	11,988
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 35,118	$ 21,844