Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 28, 2014	Dec. 29, 2013
Current assets:
Cash and cash equivalents	$ 30,050	$ 37,406
Accounts receivable, net of allowances for doubtful accounts of $0	1,552	3,261
Inventories	4,952	4,136
Other current assets	1,146	1,272
Total current assets	37,700	46,075
Property and equipment, net	3,217	2,840
Other assets	222	211
TOTAL ASSETS	41,139	49,126
Current liabilities:
Revolving line of credit	0	1,000
Trade payables	2,506	3,578
Accrued liabilities	1,574	3,519
Current portion of capital software lease obligations	225	177
Total current liabilities	4,305	8,274
Long-term liabilities:
Revolving line of credit	1,000	0
Capital software lease obligations, less current portion	191	133
Other long-term liabilities	76	121
Total liabilities	5,572	8,528
Commitments and contingencies (see Note 15)
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; 56,182 and 53,788 shares issued and outstanding	56	54
Additional paid-in capital	238,419	230,373
Accumulated deficit	(202,908)	(189,829)
Total stockholders' equity	35,567	40,598
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 41,139	$ 49,126